Initial commit

.buckconfig

+
+[android]
+  target = Google Inc.:Google APIs:23
+
+[maven_repositories]
+  central = https://repo1.maven.org/maven2

.eslintrc.js

+module.exports = {
+  root: true,
+  extends: '@react-native-community',
+};

.flowconfig

+[ignore]
+; We fork some components by platform
+.*/*[.]android.js
+
+; Ignore "BUCK" generated dirs
+<PROJECT_ROOT>/\.buckd/
+
+; Ignore polyfills
+node_modules/react-native/Libraries/polyfills/.*
+
+; These should not be required directly
+; require from fbjs/lib instead: require('fbjs/lib/warning')
+node_modules/warning/.*
+
+; Flow doesn't support platforms
+.*/Libraries/Utilities/LoadingView.js
+
+[untyped]
+.*/node_modules/@react-native-community/cli/.*/.*
+
+[include]
+
+[libs]
+node_modules/react-native/interface.js
+node_modules/react-native/flow/
+
+[options]
+emoji=true
+
+esproposal.optional_chaining=enable
+esproposal.nullish_coalescing=enable
+
+module.file_ext=.js
+module.file_ext=.json
+module.file_ext=.ios.js
+
+munge_underscores=true
+
+module.name_mapper='^react-native/\(.*\)$' -> '<PROJECT_ROOT>/node_modules/react-native/\1'
+module.name_mapper='^@?[./a-zA-Z0-9$_-]+\.\(bmp\|gif\|jpg\|jpeg\|png\|psd\|svg\|webp\|m4v\|mov\|mp4\|mpeg\|mpg\|webm\|aac\|aiff\|caf\|m4a\|mp3\|wav\|html\|pdf\)$' -> '<PROJECT_ROOT>/node_modules/react-native/Libraries/Image/RelativeImageStub'
+
+suppress_type=$FlowIssue
+suppress_type=$FlowFixMe
+suppress_type=$FlowFixMeProps
+suppress_type=$FlowFixMeState
+
+suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(<VERSION>\\)? *\\(site=[a-z,_]*react_native\\(_ios\\)?_\\(oss\\|fb\\)[a-z,_]*\\)?)\\)
+suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(<VERSION>\\)? *\\(site=[a-z,_]*react_native\\(_ios\\)?_\\(oss\\|fb\\)[a-z,_]*\\)?)\\)?:? #[0-9]+
+suppress_comment=\\(.\\|\n\\)*\\$FlowExpectedError
+
+[lints]
+sketchy-null-number=warn
+sketchy-null-mixed=warn
+sketchy-number=warn
+untyped-type-import=warn
+nonstrict-import=warn
+deprecated-type=warn
+unsafe-getters-setters=warn
+unnecessary-invariant=warn
+signature-verification-failure=warn
+deprecated-utility=error
+
+[strict]
+deprecated-type
+nonstrict-import
+sketchy-null
+unclear-type
+unsafe-getters-setters
+untyped-import
+untyped-type-import
+
+[version]
+^0.107.0

.gitattributes

+*.pbxproj -text

.gitignore

+# OSX
+#
+.DS_Store
+
+# Xcode
+#
+build/
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata
+*.xccheckout
+*.moved-aside
+DerivedData
+*.hmap
+*.ipa
+*.xcuserstate
+
+# Android/IntelliJ
+#
+build/
+.idea
+.gradle
+local.properties
+*.iml
+
+# node.js
+#
+node_modules/
+npm-debug.log
+yarn-error.log
+
+# BUCK
+buck-out/
+\.buckd/
+*.keystore
+!debug.keystore
+
+# fastlane
+#
+# It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the
+# screenshots whenever they are needed.
+# For more information about the recommended setup visit:
+# https://docs.fastlane.tools/best-practices/source-control/
+
+*/fastlane/report.xml
+*/fastlane/Preview.html
+*/fastlane/screenshots
+
+# Bundle artifact
+*.jsbundle
+
+# CocoaPods
+/ios/Pods/

.prettierrc.js

+module.exports = {
+  bracketSpacing: false,
+  jsxBracketSameLine: true,
+  singleQuote: true,
+  trailingComma: 'all',
+};

.watchmanconfig

+{}
\ No newline at end of file

App.js

+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+import React from 'react';
+import {Button, View, Alert} from 'react-native';
+import {NavigationContainer} from '@react-navigation/native';
+import {createStackNavigator} from '@react-navigation/stack';
+import styles from './style.js';
+
+//import StopwatchContainer from './stopwatch.container';
+import Quiz1 from './quiz1';
+import Quiz2 from './quiz2';
+import Quiz3 from './quiz3';
+import Quiz4 from './quiz4';
+import Quiz5 from './quiz5';
+import Quiz6 from './quiz6';
+import Quiz7 from './quiz7';
+import Quiz8 from './quiz8';
+import Quiz9 from './quiz9';
+import Quiz10 from './quiz10';
+import Quiz11 from './quiz11';
+import Quiz12 from './quiz12';
+import Quiz13 from './quiz13';
+import Quiz14 from './quiz14';
+
+function Screen1({navigation}) {
+  return (
+    <View style={styles.container}>
+      <Quiz1 />
+    </View>
+  );
+}
+
+function Screen2({navigation}) {
+  return (
+    <View style={styles.container}>
+      <Quiz2 />
+    </View>
+  );
+}
+
+function Screen3({navigation}) {
+  return (
+    <View style={styles.container}>
+      <Quiz3 />
+    </View>
+  );
+}
+
+function Screen4({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz4 />
+    </View>
+  );
+}
+
+function Screen5({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz5 />
+    </View>
+  );
+}
+
+function Screen6({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz6 />
+    </View>
+  );
+}
+function Screen7({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz7 />
+    </View>
+  );
+}
+
+function Screen8({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz8 />
+    </View>
+  );
+}
+
+function Screen9({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz9 />
+    </View>
+  );
+}
+
+function Screen10({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz10 />
+    </View>
+  );
+}
+
+function Screen11({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz11 />
+    </View>
+  );
+}
+
+function Screen12({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz12 />
+    </View>
+  );
+}
+
+function Screen13({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz13 />
+    </View>
+  );
+}
+
+function Screen14({navigation}) {
+  return (
+    <View style={{flex: 1}}>
+      <Quiz14 />
+    </View>
+  );
+}
+const Stack = createStackNavigator();
+
+function MyStack() {
+  return (
+    <Stack.Navigator>
+      <Stack.Screen
+        name="1"
+        component={Screen1}
+        options={{
+          title: 'C Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="2"
+        component={Screen2}
+        options={{
+          title: 'D Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="3"
+        component={Screen3}
+        options={{
+          title: 'E Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="4"
+        component={Screen4}
+        options={{
+          title: 'F Sharp Major',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="5"
+        component={Screen5}
+        options={{
+          title: 'F Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="6"
+        component={Screen6}
+        options={{
+          title: 'E Flat Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="7"
+        component={Screen7}
+        options={{
+          title: 'D Flat Major',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="8"
+        component={Screen8}
+        options={{
+          title: 'G Major',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="9"
+        component={Screen9}
+        options={{
+          title: 'A Major',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="10"
+        component={Screen10}
+        options={{
+          title: 'B Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="11"
+        component={Screen11}
+        options={{
+          title: 'C Sharp Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="12"
+        component={Screen12}
+        options={{
+          title: 'B Flat Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="13"
+        component={Screen13}
+        options={{
+          title: 'A Flat Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+      <Stack.Screen
+        name="14"
+        component={Screen14}
+        options={{
+          title: 'G Flat Major ',
+          headerStyle: {
+            backgroundColor: '#E07EF9',
+          },
+          headerTintColor: '#fff',
+        }}
+      />
+    </Stack.Navigator>
+  );
+}
+
+export default function App() {
+  return (
+    <NavigationContainer>
+      <MyStack />
+    </NavigationContainer>
+  );
+}

GroupButton.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {View, Text, StyleSheet} from 'react-native';
+import _ from 'lodash';
+import {SelectMultipleGroupButton} from 'react-native-selectmultiple-button';
+const multipleGroupData = [
+  {value: 'running'},
+  {value: 'riding'},
+  {value: 'reading'},
+  {value: 'coding'},
+  {value: 'Niuer'},
+];
+const radioGroupData = [
+  {value: 'Female', displayValue: 'F'},
+  {value: 'Male', displayValue: 'M'},
+  {value: 'Other', displayValue: 'O'},
+  {value: 'Rather not say', displayValue: 'R'},
+];
+
+const defaultSelectedIndex_group_insterest = [0, 1, 4];
+const defaultSelectedIndex_group_gender = [1];
+
+const ios_blue = '#007AFF';
+
+export default class GroupButton extends Component {
+  constructor(props) {
+    super(props);
+
+    var selectedValues1 = [];
+    defaultSelectedIndex_group_insterest.map((item) => {
+      selectedValues1.push(multipleGroupData[item].value);
+    });
+
+    this.state = {
+      multipleSelectedData: [],
+      multipleSelectedDataLimited: [],
+      radioSelectedData: '',
+      multipleSelectedData_group: selectedValues1,
+      multipleSelectedData_group_limited: [],
+      radioSelectedData_group:
+        radioGroupData[defaultSelectedIndex_group_gender[0]].value,
+    };
+  }
+
+  render() {
+    return (
+      <View style={{flex: 1}}>
+        <Text style={styles.welcome}>
+          implement the multiple-select buttons demo by
+          SelectMultipleGroupButton
+        </Text>
+        <Text style={{color: ios_blue, marginLeft: 10}}>
+          I like {_.join(this.state.multipleSelectedData_group, ', ')}
+        </Text>
+        <SelectMultipleGroupButton
+          defaultSelectedIndexes={defaultSelectedIndex_group_insterest}
+          containerViewStyle={{justifyContent: 'flex-start'}}
+          highLightStyle={{
+            borderColor: 'gray',
+            backgroundColor: 'transparent',
+            textColor: 'gray',
+            borderTintColor: ios_blue,
+            backgroundTintColor: 'transparent',
+            textTintColor: ios_blue,
+          }}
+          onSelectedValuesChange={(selectedValues) =>
+            this._groupButtonOnSelectedValuesChange(selectedValues)
+          }
+          group={multipleGroupData}
+        />
+
+        <Text style={{color: 'gray', marginLeft: 10, marginTop: 20}}>
+          Maximum 3(by yourself) limited
+        </Text>
+        <Text style={{color: ios_blue, marginLeft: 10}}>
+          I like {_.join(this.state.multipleSelectedData_group_limited, ', ')}
+        </Text>
+        <SelectMultipleGroupButton
+          containerViewStyle={{justifyContent: 'flex-start'}}
+          highLightStyle={{
+            borderColor: 'gray',
+            backgroundColor: 'transparent',
+            textColor: 'gray',
+            borderTintColor: ios_blue,
+            backgroundTintColor: 'transparent',
+            textTintColor: ios_blue,
+          }}
+          maximumNumberSelected={3}
+          onSelectedValuesChange={(selectedValues) =>
+            this._groupButtonOnSelectedValuesChange_limited(selectedValues)
+          }
+          group={multipleGroupData}
+        />
+        <View style={{height: 1, backgroundColor: 'gray', marginTop: 20}} />
+
+        <Text style={styles.welcome}>
+          implement the radio-select buttons demo by SelectMultipleGroupButton
+        </Text>
+        <Text style={{color: 'green', marginLeft: 10}}>
+          I am {this.state.radioSelectedData_group}
+        </Text>
+        <SelectMultipleGroupButton
+          multiple={false}
+          defaultSelectedIndexes={defaultSelectedIndex_group_gender}
+          containerViewStyle={{flexDirection: 'column', width: 100}}
+          highLightStyle={{
+            borderColor: 'gray',
+            backgroundColor: 'transparent',
+            textColor: 'gray',
+            borderTintColor: 'green',
+            backgroundTintColor: 'green',
+            textTintColor: 'white',
+          }}
+          buttonViewStyle={{width: 40, height: 40, borderRadius: 20}}
+          singleTap={(valueTap) => {
+            this._onRadioGroupButtonSingleTap(valueTap);
+          }}
+          group={radioGroupData}
+        />
+      </View>
+    );
+  }
+
+  _groupButtonOnSelectedValuesChange(selectedValues) {
+    this.setState({
+      multipleSelectedData_group: selectedValues,
+    });
+  }
+
+  _groupButtonOnSelectedValuesChange_limited(selectedValues) {
+    this.setState({
+      multipleSelectedData_group_limited: selectedValues,
+    });
+  }
+
+  _onRadioGroupButtonSingleTap(valueTap) {
+    this.setState({
+      radioSelectedData_group: valueTap,
+    });
+  }
+}
+
+const styles = StyleSheet.create({
+  welcome: {
+    margin: 10,
+    // marginTop: 30,
+    color: 'gray',
+  },
+});

__tests__/App-test.js

+/**
+ * @format
+ */
+
+import 'react-native';
+import React from 'react';
+import App from '../App';
+
+// Note: test renderer must be required after react-native.
+import renderer from 'react-test-renderer';
+
+it('renders correctly', () => {
+  renderer.create(<App />);
+});

alert.js

+/* eslint-disable prettier/prettier */
+import React from 'react';
+import {
+  StyleSheet,
+  Modal,
+  View,
+  Text,
+  TouchableOpacity,
+  Image,
+} from 'react-native';
+import PropTypes from 'prop-types';
+
+export default class alertBox extends React.Component {
+  onNegativeButtonPress = () => {
+    this.props.onPressNegativeButton();
+  };
+
+  onPositiveButtonPress = () => {
+    this.props.onPressPositiveButton();
+  };
+
+  render() {
+    return (
+      <Modal
+        visible={this.props.displayAlert}
+        transparent={true}
+        animationType={'fade'}>
+        <View style={styles.mainOuterComponent}>
+          <View style={styles.mainContainer}>
+            {/* First ROw - Alert Icon and Title */}
+            <View style={styles.topPart}>
+              <Text style={styles.alertTitleTextStyle}>
+                {`${this.props.alertTitleText}`}
+              </Text>
+            </View>
+            {/* Second Row - Alert Message Text */}
+            <View style={styles.middlePart}>
+              <Text style={styles.alertMessageTextStyle}>
+                {`${this.props.alertMessageText}`}
+              </Text>
+            </View>
+            {/* Third Row - Positive and Negative Button */}
+            <View style={styles.bottomPart}>
+              {this.props.displayPositiveButton && (
+                <TouchableOpacity
+                  onPress={this.onPositiveButtonPress}
+                  style={styles.alertMessageButtonStyle}>
+                  <Text style={styles.alertMessageButtonTextStyle}>
+                    {this.props.positiveButtonText}
+                  </Text>
+                </TouchableOpacity>
+              )}
+              {this.props.displayNegativeButton && (
+                <TouchableOpacity
+                  onPress={this.onNegativeButtonPress}
+                  style={styles.alertMessageButtonStyle}>
+                  <Text style={styles.alertMessageButtonTextStyle}>
+                    {this.props.negativeButtonText}
+                  </Text>
+                </TouchableOpacity>
+              )}
+            </View>
+          </View>
+        </View>
+      </Modal>
+    );
+  }
+}
+
+alertBox.propTypes = {
+  displayAlert: PropTypes.bool,
+  displayAlertIcon: PropTypes.bool,
+  alertTitleText: PropTypes.string,
+  alertMessageText: PropTypes.string,
+  displayPositiveButton: PropTypes.bool,
+  positiveButtonText: PropTypes.string,
+  displayNegativeButton: PropTypes.bool,
+  negativeButtonText: PropTypes.string,
+  onPressPositiveButton: PropTypes.func,
+  onPressNegativeButton: PropTypes.func,
+};
+
+// export default CustomAlertComponent;
+
+const styles = StyleSheet.create({
+  mainOuterComponent: {
+    flex: 1,
+    alignItems: 'center',
+    justifyContent: 'center',
+    backgroundColor: '#00000088',
+  },
+  mainContainer: {
+    flexDirection: 'column',
+    height: '25%',
+    width: '80%',
+    justifyContent: 'center',
+    alignItems: 'center',
+    backgroundColor: '#404040',
+    // borderWidth: 2,
+    // borderColor: '#FF0000',
+    borderRadius: 10,
+    padding: 4,
+  },
+  topPart: {
+    flex: 0.5,
+    width: '100%',
+    flexDirection: 'row',
+    alignItems: 'center',
+    // borderWidth: 1,
+    // borderColor: '#00FF00',
+    paddingHorizontal: 2,
+    paddingVertical: 4,
+  },
+  middlePart: {
+    flex: 1,
+    width: '100%',
+    // borderWidth: 1,
+    // borderColor: '#FF6600',
+    padding: 4,
+    color: '#FFFFFF',
+    fontSize: 16,
+    marginVertical: 2,
+  },
+  bottomPart: {
+    flex: 0.5,
+    width: '100%',
+    // borderWidth: 1,
+    // borderColor: '#0066FF',
+    flexDirection: 'row',
+    padding: 4,
+    justifyContent: 'space-evenly',
+  },
+  alertIconStyle: {
+    // borderWidth: 1,
+    // borderColor: '#cc00cc',
+    height: 35,
+    width: 35,
+  },
+  alertTitleTextStyle: {
+    flex: 1,
+    textAlign: 'justify',
+    color: '#FFFFFF',
+    fontSize: 18,
+    fontWeight: 'bold',
+    // borderWidth: 1,
+    // borderColor: '#660066',
+    padding: 2,
+    marginHorizontal: 2,
+  },
+  alertMessageTextStyle: {
+    color: '#FFFFFF',
+    textAlign: 'justify',
+    fontSize: 16,
+    paddingHorizontal: 6,
+    paddingVertical: 2,
+  },
+  alertMessageButtonStyle: {
+    width: '30%',
+    paddingHorizontal: 6,
+    marginVertical: 4,
+    borderRadius: 10,
+    backgroundColor: '#80BFFF',
+    justifyContent: 'center',
+    alignItems: 'center',
+  },
+  alertMessageButtonTextStyle: {
+    fontSize: 14,
+    fontWeight: 'bold',
+    color: '#FFFFFF',
+  },
+});

android/.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Quiz</name>
+	<comment>Project android created by Buildship.</comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+	<filteredResources>
+		<filter>
+			<id>1604642756813</id>
+			<name></name>
+			<type>30</type>
+			<matcher>
+				<id>org.eclipse.core.resources.regexFilterMatcher</id>
+				<arguments>node_modules|.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__</arguments>
+			</matcher>
+		</filter>
+	</filteredResources>
+</projectDescription>

android/.settings/org.eclipse.buildship.core.prefs

+arguments=
+auto.sync=false
+build.scans.enabled=false
+connection.gradle.distribution=GRADLE_DISTRIBUTION(WRAPPER)
+connection.project.dir=
+eclipse.preferences.version=1
+gradle.user.home=
+java.home=C\:/Program Files/Java/jdk-12.0.2
+jvm.arguments=
+offline.mode=false
+override.workspace.settings=true
+show.console.view=true
+show.executions.view=true

android/app/.classpath

+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-12/"/>
+	<classpathentry kind="con" path="org.eclipse.buildship.core.gradleclasspathcontainer"/>
+	<classpathentry kind="output" path="bin/default"/>
+</classpath>

android/app/.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>app</name>
+	<comment>Project app created by Buildship.</comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+	<filteredResources>
+		<filter>
+			<id>1604642756846</id>
+			<name></name>
+			<type>30</type>
+			<matcher>
+				<id>org.eclipse.core.resources.regexFilterMatcher</id>
+				<arguments>node_modules|.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__</arguments>
+			</matcher>
+		</filter>
+	</filteredResources>
+</projectDescription>

android/app/.settings/org.eclipse.buildship.core.prefs

+connection.project.dir=..
+eclipse.preferences.version=1

android/app/BUCK

+# To learn about Buck see [Docs](https://buckbuild.com/).
+# To run your application with Buck:
+# - install Buck
+# - `npm start` - to start the packager
+# - `cd android`
+# - `keytool -genkey -v -keystore keystores/debug.keystore -storepass android -alias androiddebugkey -keypass android -dname "CN=Android Debug,O=Android,C=US"`
+# - `./gradlew :app:copyDownloadableDepsToLibs` - make all Gradle compile dependencies available to Buck
+# - `buck install -r android/app` - compile, install and run application
+#
+
+load(":build_defs.bzl", "create_aar_targets", "create_jar_targets")
+
+lib_deps = []
+
+create_aar_targets(glob(["libs/*.aar"]))
+
+create_jar_targets(glob(["libs/*.jar"]))
+
+android_library(
+    name = "all-libs",
+    exported_deps = lib_deps,
+)
+
+android_library(
+    name = "app-code",
+    srcs = glob([
+        "src/main/java/**/*.java",
+    ]),
+    deps = [
+        ":all-libs",
+        ":build_config",
+        ":res",
+    ],
+)
+
+android_build_config(
+    name = "build_config",
+    package = "com.quiz",
+)
+
+android_resource(
+    name = "res",
+    package = "com.quiz",
+    res = "src/main/res",
+)
+
+android_binary(
+    name = "app",
+    keystore = "//android/keystores:debug",
+    manifest = "src/main/AndroidManifest.xml",
+    package_type = "debug",
+    deps = [
+        ":app-code",
+    ],
+)

android/app/build.gradle

+apply plugin: "com.android.application"
+
+import com.android.build.OutputFile
+
+/**
+ * The react.gradle file registers a task for each build variant (e.g. bundleDebugJsAndAssets
+ * and bundleReleaseJsAndAssets).
+ * These basically call `react-native bundle` with the correct arguments during the Android build
+ * cycle. By default, bundleDebugJsAndAssets is skipped, as in debug/dev mode we prefer to load the
+ * bundle directly from the development server. Below you can see all the possible configurations
+ * and their defaults. If you decide to add a configuration block, make sure to add it before the
+ * `apply from: "../../node_modules/react-native/react.gradle"` line.
+ *
+ * project.ext.react = [
+ *   // the name of the generated asset file containing your JS bundle
+ *   bundleAssetName: "index.android.bundle",
+ *
+ *   // the entry file for bundle generation. If none specified and
+ *   // "index.android.js" exists, it will be used. Otherwise "index.js" is
+ *   // default. Can be overridden with ENTRY_FILE environment variable.
+ *   entryFile: "index.android.js",
+ *
+ *   // https://reactnative.dev/docs/performance#enable-the-ram-format
+ *   bundleCommand: "ram-bundle",
+ *
+ *   // whether to bundle JS and assets in debug mode
+ *   bundleInDebug: false,
+ *
+ *   // whether to bundle JS and assets in release mode
+ *   bundleInRelease: true,
+ *
+ *   // whether to bundle JS and assets in another build variant (if configured).
+ *   // See http://tools.android.com/tech-docs/new-build-system/user-guide#TOC-Build-Variants
+ *   // The configuration property can be in the following formats
+ *   //         'bundleIn${productFlavor}${buildType}'
+ *   //         'bundleIn${buildType}'
+ *   // bundleInFreeDebug: true,
+ *   // bundleInPaidRelease: true,
+ *   // bundleInBeta: true,
+ *
+ *   // whether to disable dev mode in custom build variants (by default only disabled in release)
+ *   // for example: to disable dev mode in the staging build type (if configured)
+ *   devDisabledInStaging: true,
+ *   // The configuration property can be in the following formats
+ *   //         'devDisabledIn${productFlavor}${buildType}'
+ *   //         'devDisabledIn${buildType}'
+ *
+ *   // the root of your project, i.e. where "package.json" lives
+ *   root: "../../",
+ *
+ *   // where to put the JS bundle asset in debug mode
+ *   jsBundleDirDebug: "$buildDir/intermediates/assets/debug",
+ *
+ *   // where to put the JS bundle asset in release mode
+ *   jsBundleDirRelease: "$buildDir/intermediates/assets/release",
+ *
+ *   // where to put drawable resources / React Native assets, e.g. the ones you use via
+ *   // require('./image.png')), in debug mode
+ *   resourcesDirDebug: "$buildDir/intermediates/res/merged/debug",
+ *
+ *   // where to put drawable resources / React Native assets, e.g. the ones you use via
+ *   // require('./image.png')), in release mode
+ *   resourcesDirRelease: "$buildDir/intermediates/res/merged/release",
+ *
+ *   // by default the gradle tasks are skipped if none of the JS files or assets change; this means
+ *   // that we don't look at files in android/ or ios/ to determine whether the tasks are up to
+ *   // date; if you have any other folders that you want to ignore for performance reasons (gradle
+ *   // indexes the entire tree), add them here. Alternatively, if you have JS files in android/
+ *   // for example, you might want to remove it from here.
+ *   inputExcludes: ["android/**", "ios/**"],
+ *
+ *   // override which node gets called and with what additional arguments
+ *   nodeExecutableAndArgs: ["node"],
+ *
+ *   // supply additional arguments to the packager
+ *   extraPackagerArgs: []
+ * ]
+ */
+
+project.ext.react = [
+    enableHermes: false,  // clean and rebuild if changing
+]
+
+apply from: "../../node_modules/react-native/react.gradle"
+
+/**
+ * Set this to true to create two separate APKs instead of one:
+ *   - An APK that only works on ARM devices
+ *   - An APK that only works on x86 devices
+ * The advantage is the size of the APK is reduced by about 4MB.
+ * Upload all the APKs to the Play Store and people will download
+ * the correct one based on the CPU architecture of their device.
+ */
+def enableSeparateBuildPerCPUArchitecture = false
+
+/**
+ * Run Proguard to shrink the Java bytecode in release builds.
+ */
+def enableProguardInReleaseBuilds = false
+
+/**
+ * The preferred build flavor of JavaScriptCore.
+ *
+ * For example, to use the international variant, you can use:
+ * `def jscFlavor = 'org.webkit:android-jsc-intl:+'`
+ *
+ * The international variant includes ICU i18n library and necessary data
+ * allowing to use e.g. `Date.toLocaleString` and `String.localeCompare` that
+ * give correct results when using with locales other than en-US.  Note that
+ * this variant is about 6MiB larger per architecture than default.
+ */
+def jscFlavor = 'org.webkit:android-jsc:+'
+
+/**
+ * Whether to enable the Hermes VM.
+ *
+ * This should be set on project.ext.react and mirrored here.  If it is not set
+ * on project.ext.react, JavaScript will not be compiled to Hermes Bytecode
+ * and the benefits of using Hermes will therefore be sharply reduced.
+ */
+def enableHermes = project.ext.react.get("enableHermes", false);
+
+android {
+    compileSdkVersion rootProject.ext.compileSdkVersion
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    defaultConfig {
+        applicationId "com.quiz"
+        minSdkVersion rootProject.ext.minSdkVersion
+        targetSdkVersion rootProject.ext.targetSdkVersion
+        versionCode 1
+        versionName "1.0"
+    }
+    splits {
+        abi {
+            reset()
+            enable enableSeparateBuildPerCPUArchitecture
+            universalApk false  // If true, also generate a universal APK
+            include "armeabi-v7a", "x86", "arm64-v8a", "x86_64"
+        }
+    }
+    signingConfigs {
+        debug {
+            storeFile file('debug.keystore')
+            storePassword 'android'
+            keyAlias 'androiddebugkey'
+            keyPassword 'android'
+        }
+    }
+    buildTypes {
+        debug {
+            signingConfig signingConfigs.debug
+        }
+        release {
+            // Caution! In production, you need to generate your own keystore file.
+            // see https://reactnative.dev/docs/signed-apk-android.
+            signingConfig signingConfigs.debug
+            minifyEnabled enableProguardInReleaseBuilds
+            proguardFiles getDefaultProguardFile("proguard-android.txt"), "proguard-rules.pro"
+        }
+    }
+
+    // applicationVariants are e.g. debug, release
+    applicationVariants.all { variant ->
+        variant.outputs.each { output ->
+            // For each separate APK per architecture, set a unique version code as described here:
+            // https://developer.android.com/studio/build/configure-apk-splits.html
+            def versionCodes = ["armeabi-v7a": 1, "x86": 2, "arm64-v8a": 3, "x86_64": 4]
+            def abi = output.getFilter(OutputFile.ABI)
+            if (abi != null) {  // null for the universal-debug, universal-release variants
+                output.versionCodeOverride =
+                        versionCodes.get(abi) * 1048576 + defaultConfig.versionCode
+            }
+
+        }
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: "libs", include: ["*.jar"])
+    //noinspection GradleDynamicVersion
+    implementation "com.facebook.react:react-native:+"  // From node_modules
+
+    implementation "androidx.swiperefreshlayout:swiperefreshlayout:1.0.0"
+
+    debugImplementation("com.facebook.flipper:flipper:${FLIPPER_VERSION}") {
+      exclude group:'com.facebook.fbjni'
+    }
+
+    debugImplementation("com.facebook.flipper:flipper-network-plugin:${FLIPPER_VERSION}") {
+        exclude group:'com.facebook.flipper'
+        exclude group:'com.squareup.okhttp3', module:'okhttp'
+    }
+
+    debugImplementation("com.facebook.flipper:flipper-fresco-plugin:${FLIPPER_VERSION}") {
+        exclude group:'com.facebook.flipper'
+    }
+
+    if (enableHermes) {
+        def hermesPath = "../../node_modules/hermes-engine/android/";
+        debugImplementation files(hermesPath + "hermes-debug.aar")
+        releaseImplementation files(hermesPath + "hermes-release.aar")
+    } else {
+        implementation jscFlavor
+    }
+}
+
+// Run this once to be able to run the application with BUCK
+// puts all compile dependencies into folder libs for BUCK to use
+task copyDownloadableDepsToLibs(type: Copy) {
+    from configurations.compile
+    into 'libs'
+}
+
+apply from: file("../../node_modules/@react-native-community/cli-platform-android/native_modules.gradle"); applyNativeModulesAppBuildGradle(project)

android/app/build_defs.bzl

+"""Helper definitions to glob .aar and .jar targets"""
+
+def create_aar_targets(aarfiles):
+    for aarfile in aarfiles:
+        name = "aars__" + aarfile[aarfile.rindex("/") + 1:aarfile.rindex(".aar")]
+        lib_deps.append(":" + name)
+        android_prebuilt_aar(
+            name = name,
+            aar = aarfile,
+        )
+
+def create_jar_targets(jarfiles):
+    for jarfile in jarfiles:
+        name = "jars__" + jarfile[jarfile.rindex("/") + 1:jarfile.rindex(".jar")]
+        lib_deps.append(":" + name)
+        prebuilt_jar(
+            name = name,
+            binary_jar = jarfile,
+        )

android/app/proguard-rules.pro

+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /usr/local/Cellar/android-sdk/24.3.3/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:

android/app/src/debug/AndroidManifest.xml

+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW"/>
+
+    <application android:usesCleartextTraffic="true" tools:targetApi="28" tools:ignore="GoogleAppIndexingWarning" />
+</manifest>

android/app/src/debug/java/com/quiz/ReactNativeFlipper.java

+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * <p>This source code is licensed under the MIT license found in the LICENSE file in the root
+ * directory of this source tree.
+ */
+package com.quiz;
+
+import android.content.Context;
+import com.facebook.flipper.android.AndroidFlipperClient;
+import com.facebook.flipper.android.utils.FlipperUtils;
+import com.facebook.flipper.core.FlipperClient;
+import com.facebook.flipper.plugins.crashreporter.CrashReporterPlugin;
+import com.facebook.flipper.plugins.databases.DatabasesFlipperPlugin;
+import com.facebook.flipper.plugins.fresco.FrescoFlipperPlugin;
+import com.facebook.flipper.plugins.inspector.DescriptorMapping;
+import com.facebook.flipper.plugins.inspector.InspectorFlipperPlugin;
+import com.facebook.flipper.plugins.network.FlipperOkhttpInterceptor;
+import com.facebook.flipper.plugins.network.NetworkFlipperPlugin;
+import com.facebook.flipper.plugins.react.ReactFlipperPlugin;
+import com.facebook.flipper.plugins.sharedpreferences.SharedPreferencesFlipperPlugin;
+import com.facebook.react.ReactInstanceManager;
+import com.facebook.react.bridge.ReactContext;
+import com.facebook.react.modules.network.NetworkingModule;
+import okhttp3.OkHttpClient;
+
+public class ReactNativeFlipper {
+  public static void initializeFlipper(Context context, ReactInstanceManager reactInstanceManager) {
+    if (FlipperUtils.shouldEnableFlipper(context)) {
+      final FlipperClient client = AndroidFlipperClient.getInstance(context);
+
+      client.addPlugin(new InspectorFlipperPlugin(context, DescriptorMapping.withDefaults()));
+      client.addPlugin(new ReactFlipperPlugin());
+      client.addPlugin(new DatabasesFlipperPlugin(context));
+      client.addPlugin(new SharedPreferencesFlipperPlugin(context));
+      client.addPlugin(CrashReporterPlugin.getInstance());
+
+      NetworkFlipperPlugin networkFlipperPlugin = new NetworkFlipperPlugin();
+      NetworkingModule.setCustomClientBuilder(
+          new NetworkingModule.CustomClientBuilder() {
+            @Override
+            public void apply(OkHttpClient.Builder builder) {
+              builder.addNetworkInterceptor(new FlipperOkhttpInterceptor(networkFlipperPlugin));
+            }
+          });
+      client.addPlugin(networkFlipperPlugin);
+      client.start();
+
+      // Fresco Plugin needs to ensure that ImagePipelineFactory is initialized
+      // Hence we run if after all native modules have been initialized
+      ReactContext reactContext = reactInstanceManager.getCurrentReactContext();
+      if (reactContext == null) {
+        reactInstanceManager.addReactInstanceEventListener(
+            new ReactInstanceManager.ReactInstanceEventListener() {
+              @Override
+              public void onReactContextInitialized(ReactContext reactContext) {
+                reactInstanceManager.removeReactInstanceEventListener(this);
+                reactContext.runOnNativeModulesQueueThread(
+                    new Runnable() {
+                      @Override
+                      public void run() {
+                        client.addPlugin(new FrescoFlipperPlugin());
+                      }
+                    });
+              }
+            });
+      } else {
+        client.addPlugin(new FrescoFlipperPlugin());
+      }
+    }
+  }
+}

android/app/src/main/AndroidManifest.xml

+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+  package="com.quiz">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+
+    <application
+      android:name=".MainApplication"
+      android:label="@string/app_name"
+      android:icon="@mipmap/ic_launcher"
+      android:roundIcon="@mipmap/ic_launcher_round"
+      android:allowBackup="false"
+      android:theme="@style/AppTheme">
+      <activity
+        android:name=".MainActivity"
+        android:label="@string/app_name"
+        android:configChanges="keyboard|keyboardHidden|orientation|screenSize|uiMode"
+        android:launchMode="singleTask"
+        android:screenOrientation="portrait"
+        android:windowSoftInputMode="adjustResize">
+        <intent-filter>
+            <action android:name="android.intent.action.MAIN" />
+            <category android:name="android.intent.category.LAUNCHER" />
+        </intent-filter>
+      </activity>
+      <activity android:name="com.facebook.react.devsupport.DevSettingsActivity" />
+    </application>
+
+</manifest>

android/app/src/main/java/com/quiz/MainActivity.java

+package com.quiz;
+
+import com.facebook.react.ReactActivity;
+
+public class MainActivity extends ReactActivity {
+
+  /**
+   * Returns the name of the main component registered from JavaScript. This is used to schedule
+   * rendering of the component.
+   */
+  @Override
+  protected String getMainComponentName() {
+    return "Quiz";
+  }
+}

android/app/src/main/java/com/quiz/MainApplication.java

+package com.quiz;
+
+import android.app.Application;
+import android.content.Context;
+import com.facebook.react.PackageList;
+import com.facebook.react.ReactApplication;
+import com.facebook.react.ReactInstanceManager;
+import com.facebook.react.ReactNativeHost;
+import com.facebook.react.ReactPackage;
+import com.facebook.soloader.SoLoader;
+import java.lang.reflect.InvocationTargetException;
+import java.util.List;
+
+public class MainApplication extends Application implements ReactApplication {
+
+  private final ReactNativeHost mReactNativeHost =
+      new ReactNativeHost(this) {
+        @Override
+        public boolean getUseDeveloperSupport() {
+          return BuildConfig.DEBUG;
+        }
+
+        @Override
+        protected List<ReactPackage> getPackages() {
+          @SuppressWarnings("UnnecessaryLocalVariable")
+          List<ReactPackage> packages = new PackageList(this).getPackages();
+          // Packages that cannot be autolinked yet can be added manually here, for example:
+          // packages.add(new MyReactNativePackage());
+          return packages;
+        }
+
+        @Override
+        protected String getJSMainModuleName() {
+          return "index";
+        }
+      };
+
+  @Override
+  public ReactNativeHost getReactNativeHost() {
+    return mReactNativeHost;
+  }
+
+  @Override
+  public void onCreate() {
+    super.onCreate();
+    SoLoader.init(this, /* native exopackage */ false);
+    initializeFlipper(this, getReactNativeHost().getReactInstanceManager());
+  }
+
+  /**
+   * Loads Flipper in React Native templates. Call this in the onCreate method with something like
+   * initializeFlipper(this, getReactNativeHost().getReactInstanceManager());
+   *
+   * @param context
+   * @param reactInstanceManager
+   */
+  private static void initializeFlipper(
+      Context context, ReactInstanceManager reactInstanceManager) {
+    if (BuildConfig.DEBUG) {
+      try {
+        /*
+         We use reflection here to pick up the class that initializes Flipper,
+        since Flipper library is not available in release mode
+        */
+        Class<?> aClass = Class.forName("com.quiz.ReactNativeFlipper");
+        aClass
+            .getMethod("initializeFlipper", Context.class, ReactInstanceManager.class)
+            .invoke(null, context, reactInstanceManager);
+      } catch (ClassNotFoundException e) {
+        e.printStackTrace();
+      } catch (NoSuchMethodException e) {
+        e.printStackTrace();
+      } catch (IllegalAccessException e) {
+        e.printStackTrace();
+      } catch (InvocationTargetException e) {
+        e.printStackTrace();
+      }
+    }
+  }
+}

android/app/src/main/res/values/strings.xml

+<resources>
+    <string name="app_name">Quiz</string>
+</resources>

android/app/src/main/res/values/styles.xml

+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
+        <!-- Customize your theme here. -->
+        <item name="android:textColor">#000000</item>
+    </style>
+
+</resources>

android/build.gradle

+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    ext {
+        buildToolsVersion = "29.0.2"
+        minSdkVersion = 16
+        compileSdkVersion = 29
+        targetSdkVersion = 29
+    }
+    repositories {
+        google()
+        jcenter()
+    }
+    dependencies {
+        classpath("com.android.tools.build:gradle:3.5.3")
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        mavenLocal()
+        maven {
+            // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm
+            url("$rootDir/../node_modules/react-native/android")
+        }
+        maven {
+            // Android JSC is installed from npm
+            url("$rootDir/../node_modules/jsc-android/dist")
+        }
+
+        google()
+        jcenter()
+        maven { url 'https://www.jitpack.io' }
+    }
+}

android/gradle.properties

+# Project-wide Gradle settings.
+
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+# Default value: -Xmx10248m -XX:MaxPermSize=256m
+# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Automatically convert third-party libraries to use AndroidX
+android.enableJetifier=true
+
+# Version of flipper SDK to use with React Native
+FLIPPER_VERSION=0.54.0

android/gradle/wrapper/gradle-wrapper.properties

+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.2-all.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

android/gradlew

+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"

android/gradlew.bat

+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

android/settings.gradle

+rootProject.name = 'Quiz'
+apply from: file("../node_modules/@react-native-community/cli-platform-android/native_modules.gradle"); applyNativeModulesSettingsGradle(settings)
+include ':app'

app.json

+{
+  "name": "Quiz",
+  "displayName": "Quiz"
+}
\ No newline at end of file

babel.config.js

+module.exports = {
+  presets: ['module:metro-react-native-babel-preset'],
+};

index.js

+/**
+ * @format
+ */
+
+import {AppRegistry} from 'react-native';
+import App from './App';
+import {name as appName} from './app.json';
+
+AppRegistry.registerComponent(appName, () => App);

ios/Podfile

+require_relative '../node_modules/react-native/scripts/react_native_pods'
+require_relative '../node_modules/@react-native-community/cli-platform-ios/native_modules'
+
+platform :ios, '10.0'
+
+target 'Quiz' do
+  config = use_native_modules!
+
+  use_react_native!(:path => config["reactNativePath"])
+
+  target 'QuizTests' do
+    inherit! :complete
+    # Pods for testing
+  end
+
+  # Enables Flipper.
+  #
+  # Note that if you have use_frameworks! enabled, Flipper will not work and
+  # you should disable these next few lines.
+  use_flipper!
+  post_install do |installer|
+    flipper_post_install(installer)
+  end
+end
+
+target 'Quiz-tvOS' do
+  # Pods for Quiz-tvOS
+
+  target 'Quiz-tvOSTests' do
+    inherit! :search_paths
+    # Pods for testing
+  end
+end

ios/Quiz-tvOS/Info.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>NSAppTransportSecurity</key>
+	<dict>
+		<key>NSExceptionDomains</key>
+		<dict>
+			<key>localhost</key>
+			<dict>
+				<key>NSExceptionAllowsInsecureHTTPLoads</key>
+				<true/>
+			</dict>
+		</dict>
+	</dict>
+	<key>NSLocationWhenInUseUsageDescription</key>
+	<string></string>
+	<key>UILaunchStoryboardName</key>
+	<string>LaunchScreen</string>
+	<key>UIRequiredDeviceCapabilities</key>
+	<array>
+		<string>armv7</string>
+	</array>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UIViewControllerBasedStatusBarAppearance</key>
+	<false/>
+</dict>
+</plist>

ios/Quiz-tvOSTests/Info.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>BNDL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+</dict>
+</plist>

ios/Quiz.xcodeproj/xcshareddata/xcschemes/Quiz-tvOS.xcscheme

+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1130"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "2D02E47A1E0B4A5D006451C7"
+               BuildableName = "Quiz-tvOS.app"
+               BlueprintName = "Quiz-tvOS"
+               ReferencedContainer = "container:Quiz.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+         <TestableReference
+            skipped = "NO">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "2D02E48F1E0B4A5D006451C7"
+               BuildableName = "Quiz-tvOSTests.xctest"
+               BlueprintName = "Quiz-tvOSTests"
+               ReferencedContainer = "container:Quiz.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "2D02E47A1E0B4A5D006451C7"
+            BuildableName = "Quiz-tvOS.app"
+            BlueprintName = "Quiz-tvOS"
+            ReferencedContainer = "container:Quiz.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "2D02E47A1E0B4A5D006451C7"
+            BuildableName = "Quiz-tvOS.app"
+            BlueprintName = "Quiz-tvOS"
+            ReferencedContainer = "container:Quiz.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

ios/Quiz.xcodeproj/xcshareddata/xcschemes/Quiz.xcscheme

+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1130"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
+               BuildableName = "Quiz.app"
+               BlueprintName = "Quiz"
+               ReferencedContainer = "container:Quiz.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+         <TestableReference
+            skipped = "NO">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "00E356ED1AD99517003FC87E"
+               BuildableName = "QuizTests.xctest"
+               BlueprintName = "QuizTests"
+               ReferencedContainer = "container:Quiz.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
+            BuildableName = "Quiz.app"
+            BlueprintName = "Quiz"
+            ReferencedContainer = "container:Quiz.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
+            BuildableName = "Quiz.app"
+            BlueprintName = "Quiz"
+            ReferencedContainer = "container:Quiz.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

ios/Quiz/AppDelegate.h

+#import <React/RCTBridgeDelegate.h>
+#import <UIKit/UIKit.h>
+
+@interface AppDelegate : UIResponder <UIApplicationDelegate, RCTBridgeDelegate>
+
+@property (nonatomic, strong) UIWindow *window;
+
+@end

ios/Quiz/AppDelegate.m

+#import "AppDelegate.h"
+
+#import <React/RCTBridge.h>
+#import <React/RCTBundleURLProvider.h>
+#import <React/RCTRootView.h>
+
+#ifdef FB_SONARKIT_ENABLED
+#import <FlipperKit/FlipperClient.h>
+#import <FlipperKitLayoutPlugin/FlipperKitLayoutPlugin.h>
+#import <FlipperKitUserDefaultsPlugin/FKUserDefaultsPlugin.h>
+#import <FlipperKitNetworkPlugin/FlipperKitNetworkPlugin.h>
+#import <SKIOSNetworkPlugin/SKIOSNetworkAdapter.h>
+#import <FlipperKitReactPlugin/FlipperKitReactPlugin.h>
+
+static void InitializeFlipper(UIApplication *application) {
+  FlipperClient *client = [FlipperClient sharedClient];
+  SKDescriptorMapper *layoutDescriptorMapper = [[SKDescriptorMapper alloc] initWithDefaults];
+  [client addPlugin:[[FlipperKitLayoutPlugin alloc] initWithRootNode:application withDescriptorMapper:layoutDescriptorMapper]];
+  [client addPlugin:[[FKUserDefaultsPlugin alloc] initWithSuiteName:nil]];
+  [client addPlugin:[FlipperKitReactPlugin new]];
+  [client addPlugin:[[FlipperKitNetworkPlugin alloc] initWithNetworkAdapter:[SKIOSNetworkAdapter new]]];
+  [client start];
+}
+#endif
+
+@implementation AppDelegate
+
+- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
+{
+#ifdef FB_SONARKIT_ENABLED
+  InitializeFlipper(application);
+#endif
+
+  RCTBridge *bridge = [[RCTBridge alloc] initWithDelegate:self launchOptions:launchOptions];
+  RCTRootView *rootView = [[RCTRootView alloc] initWithBridge:bridge
+                                                   moduleName:@"Quiz"
+                                            initialProperties:nil];
+
+  rootView.backgroundColor = [[UIColor alloc] initWithRed:1.0f green:1.0f blue:1.0f alpha:1];
+
+  self.window = [[UIWindow alloc] initWithFrame:[UIScreen mainScreen].bounds];
+  UIViewController *rootViewController = [UIViewController new];
+  rootViewController.view = rootView;
+  self.window.rootViewController = rootViewController;
+  [self.window makeKeyAndVisible];
+  return YES;
+}
+
+- (NSURL *)sourceURLForBridge:(RCTBridge *)bridge
+{
+#if DEBUG
+  return [[RCTBundleURLProvider sharedSettings] jsBundleURLForBundleRoot:@"index" fallbackResource:nil];
+#else
+  return [[NSBundle mainBundle] URLForResource:@"main" withExtension:@"jsbundle"];
+#endif
+}
+
+@end

ios/Quiz/Images.xcassets/AppIcon.appiconset/Contents.json

+{
+  "images" : [
+    {
+      "idiom" : "iphone",
+      "size" : "29x29",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "29x29",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "40x40",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "40x40",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "60x60",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "60x60",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}
\ No newline at end of file

ios/Quiz/Images.xcassets/Contents.json

+{
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

ios/Quiz/Info.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleDisplayName</key>
+	<string>Quiz</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>NSAppTransportSecurity</key>
+	<dict>
+		<key>NSAllowsArbitraryLoads</key>
+		<true/>
+		<key>NSExceptionDomains</key>
+		<dict>
+			<key>localhost</key>
+			<dict>
+				<key>NSExceptionAllowsInsecureHTTPLoads</key>
+				<true/>
+			</dict>
+		</dict>
+	</dict>
+	<key>NSLocationWhenInUseUsageDescription</key>
+	<string></string>
+	<key>UILaunchStoryboardName</key>
+	<string>LaunchScreen</string>
+	<key>UIRequiredDeviceCapabilities</key>
+	<array>
+		<string>armv7</string>
+	</array>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UIViewControllerBasedStatusBarAppearance</key>
+	<false/>
+</dict>
+</plist>

ios/Quiz/LaunchScreen.storyboard

+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="15702" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
+    <device id="retina4_7" orientation="portrait" appearance="light"/>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="15704"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="EHf-IW-A2E">
+            <objects>
+                <viewController id="01J-lp-oVM" sceneMemberID="viewController">
+                    <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" minimumFontSize="9" translatesAutoresizingMaskIntoConstraints="NO" id="obG-Y5-kRd">
+                                <rect key="frame" x="0.0" y="647" width="375" height="0.0"/>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Quiz" textAlignment="center" lineBreakMode="middleTruncation" baselineAdjustment="alignBaselines" minimumFontSize="18" translatesAutoresizingMaskIntoConstraints="NO" id="GJd-Yh-RWb">
+                                <rect key="frame" x="0.0" y="202" width="375" height="43"/>
+                                <fontDescription key="fontDescription" type="boldSystem" pointSize="36"/>
+                                <color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                            <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Powered by React Native" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" minimumFontSize="9" translatesAutoresizingMaskIntoConstraints="NO" id="MN2-I3-ftu">
+                                <rect key="frame" x="0.0" y="626" width="375" height="21"/>
+                                <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                <nil key="highlightedColor"/>
+                            </label>
+                        </subviews>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="Bcu-3y-fUS" firstAttribute="centerX" secondItem="obG-Y5-kRd" secondAttribute="centerX" id="5cz-MP-9tL"/>
+                            <constraint firstItem="Bcu-3y-fUS" firstAttribute="bottom" secondItem="MN2-I3-ftu" secondAttribute="bottom" constant="20" id="OZV-Vh-mqD"/>
+                            <constraint firstItem="Bcu-3y-fUS" firstAttribute="centerX" secondItem="GJd-Yh-RWb" secondAttribute="centerX" id="Q3B-4B-g5h"/>
+                            <constraint firstItem="obG-Y5-kRd" firstAttribute="leading" secondItem="Bcu-3y-fUS" secondAttribute="leading" symbolic="YES" id="SfN-ll-jLj"/>
+                            <constraint firstAttribute="bottom" secondItem="obG-Y5-kRd" secondAttribute="bottom" constant="20" id="Y44-ml-fuU"/>
+                            <constraint firstItem="MN2-I3-ftu" firstAttribute="centerX" secondItem="Bcu-3y-fUS" secondAttribute="centerX" id="akx-eg-2ui"/>
+                            <constraint firstItem="MN2-I3-ftu" firstAttribute="leading" secondItem="Bcu-3y-fUS" secondAttribute="leading" id="i1E-0Y-4RG"/>
+                            <constraint firstItem="GJd-Yh-RWb" firstAttribute="centerY" secondItem="Ze5-6b-2t3" secondAttribute="bottom" multiplier="1/3" constant="1" id="moa-c2-u7t"/>
+                            <constraint firstItem="GJd-Yh-RWb" firstAttribute="leading" secondItem="Bcu-3y-fUS" secondAttribute="leading" symbolic="YES" id="x7j-FC-K8j"/>
+                        </constraints>
+                        <viewLayoutGuide key="safeArea" id="Bcu-3y-fUS"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="52.173913043478265" y="375"/>
+        </scene>
+    </scenes>
+</document>

ios/Quiz/main.m

+#import <UIKit/UIKit.h>
+
+#import "AppDelegate.h"
+
+int main(int argc, char * argv[]) {
+  @autoreleasepool {
+    return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
+  }
+}

ios/QuizTests/Info.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>BNDL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+</dict>
+</plist>

ios/QuizTests/QuizTests.m

+#import <UIKit/UIKit.h>
+#import <XCTest/XCTest.h>
+
+#import <React/RCTLog.h>
+#import <React/RCTRootView.h>
+
+#define TIMEOUT_SECONDS 600
+#define TEXT_TO_LOOK_FOR @"Welcome to React"
+
+@interface QuizTests : XCTestCase
+
+@end
+
+@implementation QuizTests
+
+- (BOOL)findSubviewInView:(UIView *)view matching:(BOOL(^)(UIView *view))test
+{
+  if (test(view)) {
+    return YES;
+  }
+  for (UIView *subview in [view subviews]) {
+    if ([self findSubviewInView:subview matching:test]) {
+      return YES;
+    }
+  }
+  return NO;
+}
+
+- (void)testRendersWelcomeScreen
+{
+  UIViewController *vc = [[[RCTSharedApplication() delegate] window] rootViewController];
+  NSDate *date = [NSDate dateWithTimeIntervalSinceNow:TIMEOUT_SECONDS];
+  BOOL foundElement = NO;
+
+  __block NSString *redboxError = nil;
+#ifdef DEBUG
+  RCTSetLogFunction(^(RCTLogLevel level, RCTLogSource source, NSString *fileName, NSNumber *lineNumber, NSString *message) {
+    if (level >= RCTLogLevelError) {
+      redboxError = message;
+    }
+  });
+#endif
+
+  while ([date timeIntervalSinceNow] > 0 && !foundElement && !redboxError) {
+    [[NSRunLoop mainRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate dateWithTimeIntervalSinceNow:0.1]];
+    [[NSRunLoop mainRunLoop] runMode:NSRunLoopCommonModes beforeDate:[NSDate dateWithTimeIntervalSinceNow:0.1]];
+
+    foundElement = [self findSubviewInView:vc.view matching:^BOOL(UIView *view) {
+      if ([view.accessibilityLabel isEqualToString:TEXT_TO_LOOK_FOR]) {
+        return YES;
+      }
+      return NO;
+    }];
+  }
+
+#ifdef DEBUG
+  RCTSetLogFunction(RCTDefaultLogFunction);
+#endif
+
+  XCTAssertNil(redboxError, @"RedBox error: %@", redboxError);
+  XCTAssertTrue(foundElement, @"Couldn't find element with text '%@' in %d seconds", TEXT_TO_LOOK_FOR, TIMEOUT_SECONDS);
+}
+
+
+@end

list.component.js

+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {ScrollView, FlatList, StyleSheet, Text} from 'react-native';
+
+let padToTwo = (number) => (number <= 9 ? `0${number}` : number);
+
+class ListComponent extends Component {
+  render() {
+    return (
+      <ScrollView style={styles.scroll}>
+        <FlatList
+          data={this.props.lap}
+          renderItem={({item, index}) => (
+            <Text key={index} style={styles.item}>
+              {`#${index + 1}            `}
+              {padToTwo(item.min)}:{padToTwo(item.sec)}:{padToTwo(item.msec)}
+            </Text>
+          )}
+        />
+      </ScrollView>
+    );
+  }
+}
+
+const styles = StyleSheet.create({
+  scroll: {
+    maxHeight: '63%',
+    backgroundColor: '#C89933',
+  },
+
+  item: {
+    padding: 10,
+    fontSize: 22,
+    height: 44,
+    color: '#5C415D',
+    textAlign: 'center',
+    backgroundColor: '#fff',
+    marginBottom: 1,
+  },
+});
+
+export default ListComponent;

metro.config.js

+/**
+ * Metro configuration for React Native
+ * https://github.com/facebook/react-native
+ *
+ * @format
+ */
+
+module.exports = {
+  transformer: {
+    getTransformOptions: async () => ({
+      transform: {
+        experimentalImportSupport: false,
+        inlineRequires: false,
+      },
+    }),
+  },
+};

package.json

+{
+  "name": "Quiz",
+  "version": "0.0.1",
+  "private": true,
+  "scripts": {
+    "android": "react-native run-android",
+    "ios": "react-native run-ios",
+    "start": "react-native start",
+    "test": "jest",
+    "lint": "eslint ."
+  },
+  "dependencies": {
+    "@react-native-community/masked-view": "^0.1.10",
+    "@react-navigation/native": "^5.8.6",
+    "@react-navigation/stack": "^5.12.3",
+    "native-base": "^2.13.14",
+    "quiz": "^0.1.0",
+    "react": "^16.13.1",
+    "react-native": "0.63.3",
+    "react-native-awesome-alerts": "^1.4.2",
+    "react-native-elements": "^3.0.0-alpha.1",
+    "react-native-gesture-handler": "^1.8.0",
+    "react-native-multiple-select": "^0.5.6",
+    "react-native-reanimated": "^1.13.1",
+    "react-native-safe-area-context": "^3.1.8",
+    "react-native-screens": "^2.13.0",
+    "react-native-selectmultiple-button": "^0.1.105",
+    "react-native-stopwatch-timer": "^0.0.21",
+    "react-native-vector-icons": "^7.1.0",
+    "react-navigation-hooks": "^1.1.0"
+  },
+  "devDependencies": {
+    "@babel/core": "^7.12.3",
+    "@babel/preset-flow": "^7.12.1",
+    "@babel/runtime": "^7.12.5",
+    "@react-native-community/eslint-config": "^2.0.0",
+    "babel-jest": "^26.6.3",
+    "eslint": "^7.12.1",
+    "flow-bin": "^0.137.0",
+    "flow-remove-types": "^2.137.0",
+    "jest": "^26.6.3",
+    "metro-react-native-babel-preset": "^0.64.0",
+    "react-test-renderer": "16.13.1"
+  },
+  "jest": {
+    "preset": "react-native"
+  }
+}

quiz1.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'F', 'G', 'A', 'B'];
+const NOTESCC = ['C#'];
+const NOTESDD = ['D#'];
+const NOTESFF = ['F#'];
+const NOTESGG = ['G#'];
+const NOTESAA = ['A#'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        [navigation.navigate('2')];
+      }}
+    />
+  );
+}
+
+export default class Quiz1 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'C,D,E,F,G,A,B') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image style={styles.logo} source={require('./img/Cmajor.png')} />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz10.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'F', 'G', 'A', 'B'];
+const NOTESCC = ['C#'];
+const NOTESDD = ['D#'];
+const NOTESFF = ['F#'];
+const NOTESGG = ['G#'];
+const NOTESAA = ['A#'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('11');
+      }}
+    />
+  );
+}
+
+export default class Quiz10 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'B,C#,D#,E,F#,G#,A#') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image style={styles.logo} source={require('./img/Bmajor.png')} />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz11.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['B#', 'D', 'E', 'E#', 'G', 'A', 'B'];
+const NOTESCC = ['C#'];
+const NOTESDD = ['D#'];
+const NOTESFF = ['F#'];
+const NOTESGG = ['G#'];
+const NOTESAA = ['A#'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('12');
+      }}
+    />
+  );
+}
+
+export default class Quiz11 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'C#,D#,E#,F#,G#,A#,B#') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image style={styles.logo} source={require('./img/Csmajor.png')} />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz12.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'F', 'G', 'A', 'B'];
+const NOTESCC = ['Db'];
+const NOTESDD = ['Eb'];
+const NOTESFF = ['Gb'];
+const NOTESGG = ['Ab'];
+const NOTESAA = ['Bb'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('13');
+      }}
+    />
+  );
+}
+
+export default class Quiz12 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'Bb,C,D,Eb,F,G,A') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image
+              style={styles.logo}
+              source={require('./img/Bflatmajor.png')}
+            />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz13.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'F', 'G', 'A', 'B'];
+const NOTESCC = ['Db'];
+const NOTESDD = ['Eb'];
+const NOTESFF = ['Gb'];
+const NOTESGG = ['Ab'];
+const NOTESAA = ['Bb'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('14');
+      }}
+    />
+  );
+}
+
+export default class Quiz13 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'Ab,Bb,C,Db,Eb,F,G') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image
+              style={styles.logo}
+              source={require('./img/Aflatmajor.png')}
+            />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz14.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'F', 'G', 'A', 'Cb'];
+const NOTESCC = ['Db'];
+const NOTESDD = ['Eb'];
+const NOTESFF = ['Gb'];
+const NOTESGG = ['Ab'];
+const NOTESAA = ['Bb'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="FINISH"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('1');
+      }}
+    />
+  );
+}
+
+export default class Quiz14 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'Gb,Ab,Bb,Cb,Db,F') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image
+              style={styles.logo}
+              source={require('./img/Gflatmajor.png')}
+            />
+            <Text style={styles.t}>You clicked {keywordsList.join(' ')}</Text>
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz2.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'F', 'G', 'A', 'B'];
+const NOTESCC = ['C#'];
+const NOTESDD = ['D#'];
+const NOTESFF = ['F#'];
+const NOTESGG = ['G#'];
+const NOTESAA = ['A#'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('3');
+      }}
+    />
+  );
+}
+
+export default class Quiz2 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'D,E,F#,G,A,B,C#') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image style={styles.logo} source={require('./img/Dmajor.png')} />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz3.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'F', 'G', 'A', 'B'];
+const NOTESCC = ['C#'];
+const NOTESDD = ['D#'];
+const NOTESFF = ['F#'];
+const NOTESGG = ['G#'];
+const NOTESAA = ['A#'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('4');
+      }}
+    />
+  );
+}
+
+export default class Quiz3 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'E,F#,G#,A,B,C#,D#') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image style={styles.logo} source={require('./img/Emajor.png')} />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz4.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'E#', 'G', 'A', 'B'];
+const NOTESCC = ['C#'];
+const NOTESDD = ['D#'];
+const NOTESFF = ['F#'];
+const NOTESGG = ['G#'];
+const NOTESAA = ['A#'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('5');
+      }}
+    />
+  );
+}
+
+export default class Quiz4 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'F#,G#,A#,B,C#,D#,E#') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image style={styles.logo} source={require('./img/Fsmajor.png')} />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}

quiz5.js

+/* eslint-disable prettier/prettier */
+/* eslint-disable no-unused-vars */
+/* eslint-disable react-native/no-inline-styles */
+/* eslint-disable prettier/prettier */
+import React, {Component} from 'react';
+import {
+  Text,
+  View,
+  StyleSheet,
+  TouchableHighlight,
+  ImageBackground,
+  Image,
+  Button,
+  Alert,
+} from 'react-native';
+import styles from './style.js';
+import {useNavigation} from '@react-navigation/native';
+const NOTESWHITE = ['C', 'D', 'E', 'F', 'G', 'A', 'B'];
+const NOTESCC = ['Db'];
+const NOTESDD = ['Eb'];
+const NOTESFF = ['Gb'];
+const NOTESGG = ['Ab'];
+const NOTESAA = ['Bb'];
+const keywordsList = [];
+
+function NextButton() {
+  const navigation = useNavigation();
+
+  return (
+    <Button
+      title="NEXT"
+      color="#E07EF9"
+      onPress={() => {
+        navigation.navigate('6');
+      }}
+    />
+  );
+}
+
+export default class Quiz5 extends Component {
+  constructor(props: Object) {
+    super(props);
+    this.state = {
+      timer: 1,
+      correct: 0,
+      wrong: 0,
+      keywordsList: '',
+    };
+  }
+  toggleKeyword = (keyword) => {
+    let list = keywordsList;
+    let index = -1;
+    if ((index = keywordsList.indexOf(keyword)) !== -1) {
+      list.splice(index, 1);
+      console.log(list);
+    } else {
+      list.push(keyword);
+      console.log(list);
+    }
+    this.setState({keywordsList: list});
+  };
+
+  removeArray = () => {
+    keywordsList.splice(0, keywordsList.length);
+    console.log(keywordsList);
+    this.setState({
+      timer: 1,
+    });
+  };
+
+  onSubmit = () => {
+    console.log(keywordsList.toString());
+    if (keywordsList.toString() === 'F,G,A,Bb,C,D,E') {
+      this.setState((prevState) => ({correct: prevState.correct + 1}));
+      Alert.alert('Correct!');
+      keywordsList.splice(0, keywordsList.length);
+    } else {
+      console.log('wrong');
+      this.setState((prevState) => ({wrong: prevState.wrong + 2}));
+      keywordsList.splice(0, keywordsList.length);
+      Alert.alert('Try Again!');
+    }
+  };
+
+  componentDidMount() {
+    this.interval = setInterval(
+      () => this.setState((prevState) => ({timer: prevState.timer + 1})),
+      1000,
+    );
+  }
+
+  componentWillUnmount() {
+    clearInterval(this.interval);
+  }
+  ';';
+
+  render() {
+    const {
+      container1,
+      selectedKeywordStyle,
+      buttonStyle,
+      textStyle,
+      buttonB1,
+      buttonB2,
+      buttonB3,
+      buttonB4,
+      buttonB5,
+      SbuttonB1,
+      SbuttonB2,
+      SbuttonB3,
+      SbuttonB4,
+      SbuttonB5,
+    } = styles;
+    return (
+      <View style={styles.container}>
+        <ImageBackground
+          source={require('./img/background.jpg')}
+          style={{width: '100%', height: '100%'}}>
+          <View style={styles.c1}>
+            <View style={styles.cc1}>
+              <Text style={styles.correct}>Correct : {this.state.correct}</Text>
+              <Text style={styles.wrong}>
+                Wrong :{'\n'}
+                {this.state.wrong}
+              </Text>
+              <Text style={styles.timer}>
+                Timer :{'\n'}
+                {this.state.timer}
+              </Text>
+            </View>
+            <Image style={styles.logo} source={require('./img/Fmajor.png')} />
+          </View>
+          <View style={styles.c2}>
+            {NOTESWHITE.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? selectedKeywordStyle
+                    : buttonStyle
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESCC.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB1
+                    : buttonB1
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB2
+                    : buttonB2
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESDD.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESFF.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB3
+                    : buttonB3
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESGG.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB4
+                    : buttonB4
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+            {NOTESAA.map((item, id) => (
+              <TouchableHighlight
+                style={
+                  keywordsList.find((element) => element === item)
+                    ? SbuttonB5
+                    : buttonB5
+                }
+                onPress={() => this.toggleKeyword(item)}
+                key={id}>
+                <Text style={textStyle}> </Text>
+              </TouchableHighlight>
+            ))}
+          </View>
+          <View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
+            <View style={styles.submit}>
+              <Button title="SUBMIT" color="#E07EF9" onPress={this.onSubmit} />
+            </View>
+            <View style={styles.submit}>
+              <Button
+                title="RESET"
+                color="#E07EF9"
+                onPress={this.removeArray}
+              />
+            </View>
+            <View style={styles.submit}>
+              <NextButton />
+            </View>
+          </View>
+        </ImageBackground>
+      </View>
+    );
+  }
+}