diff --git a/assingment1/courses.dart b/assingment1/courses.dart
new file mode 100644
index 0000000..0dc0e39
--- /dev/null
+++ b/assingment1/courses.dart
@@ -0,0 +1,104 @@
+import 'dart:io';
+
+class OpenElective {
+ var courseCode;
+ var courseName;
+
+ OpenElective(code, name) {
+ this.courseCode = code;
+ this.courseName = name;
+ }
+
+ void printEl() {
+ print('$courseCode $courseName');
+ }
+}
+
+class BranchElective {
+ var courseCode;
+ var courseName;
+ var branch;
+ var year;
+
+ BranchElective(code, name, branch, year) {
+ this.courseCode = code;
+ this.courseName = name;
+ this.branch = branch;
+ this.year = year;
+ }
+
+ void printEl() {
+ print('$courseCode $courseName');
+ }
+
+ String branch_read() {
+ return branch;
+ }
+
+ String year_read() {
+ return year;
+ }
+}
+
+void add_els(List OpenEls, List BranchEls) {
+ print('##Add Electives##\n');
+ print('Enter the type 1. Open \t 2. Branch');
+ var choice = int.parse(stdin.readLineSync());
+
+ if (choice == 1) {
+ print('Enter Course Name and Code: ');
+ // var name = stdin.readLineSync();
+ // var code = stdin.readLineSync();
+ // OpenEls.add(new OpenElective(code, name));
+ var details = stdin.readLineSync().split(' ');
+ OpenEls.add(new OpenElective(details[0], details[1]));
+ } else {
+ print('Enter Course Name, Code, branch, year: ');
+ var details = stdin.readLineSync().split(' ');
+ BranchEls.add(
+ new BranchElective(details[0], details[1], details[2], details[3]));
+ }
+}
+
+void view_els(List OpenEls, List BranchEls, branch, year) {
+ print('View Electives');
+ print('##Open Electives##\n');
+
+ OpenEls.forEach((element) {
+ element.printEl();
+ });
+
+ print('\n##Branch Electives##\n');
+ BranchEls.forEach((element) {
+ if (element.branch_read() == branch && element.year_read() == year) {
+ element.printEl();
+ }
+ });
+
+ var c = stdin.readLineSync();
+}
+
+void main() {
+ var OpenEls = new List();
+ OpenEls.add(new OpenElective('ma101', 'maths1'));
+ OpenEls.add(new OpenElective('cs202', 'comp1'));
+ List BranchEls = new List();
+ BranchEls.add(new BranchElective('ec340', 'COA', 'ec', '2'));
+ BranchEls.add(new BranchElective('ec344', 'AIC', "ec", '2'));
+
+ var isAdmin;
+ while (true) {
+ print('\x1B[2J\x1B[0;0H');
+ print('Enter the user type 1. Admin 2. Student');
+ isAdmin = int.parse(stdin.readLineSync());
+
+ if (isAdmin == 1) {
+ add_els(OpenEls, BranchEls);
+ } else {
+ print('Enter branch and year');
+ var details = stdin.readLineSync().split(' ');
+ // print('$details');
+ view_els(OpenEls, BranchEls, details[0], details[1]);
+ }
+ }
+}
diff --git a/assingment1/courses.exe b/assingment1/courses.exe
new file mode 100644
index 0000000..20ca159
Binary files /dev/null and b/assingment1/courses.exe differ
diff --git a/assingment1/login.dart b/assingment1/login.dart
new file mode 100644
index 0000000..8734108
--- /dev/null
+++ b/assingment1/login.dart
@@ -0,0 +1,46 @@
+import 'dart:io';
+
+class Users {
+ var users = [
+ {'name': 'John', 'password': 'john@1'},
+ {'name': 'Rob', 'password': 'rob@1'},
+ {'name': 'Kate', 'password': 'Kate@1'},
+ {'name': 'admin', 'password': 'admin@1'},
+ {'name': 'Tohn', 'password': 'tohn@1'}
+ ];
+
+ void login() {
+ print('Login');
+
+ stdout.write('Username: ');
+ String name = stdin.readLineSync();
+
+ stdout.write('Password: ');
+ String password = stdin.readLineSync();
+
+ print("\x1B[2J\x1B[0;0H");
+ print('Signing In...');
+
+ sleep(new Duration(seconds: 2));
+ print("\x1B[2J\x1B[0;0H");
+
+ users.forEach((element) {
+ if (element['name'] == name && element['password'] == password) {
+ print('$name Login Sucessful!! ');
+ exit(0);
+ }
+ if (element['name'] == name && element['password'] != password) {
+ print('Wrong Password!!');
+ exit(0);
+ }
+ });
+
+ print('No such user exists!');
+ }
+}
+
+void main() {
+ var obj = new Users();
+
+ obj.login();
+}
diff --git a/assingment1/login.exe b/assingment1/login.exe
new file mode 100644
index 0000000..03dd69e
Binary files /dev/null and b/assingment1/login.exe differ
diff --git a/assingment2/calculator/.gitignore b/assingment2/calculator/.gitignore
new file mode 100644
index 0000000..9d532b1
--- /dev/null
+++ b/assingment2/calculator/.gitignore
@@ -0,0 +1,41 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.packages
+.pub-cache/
+.pub/
+/build/
+
+# Web related
+lib/generated_plugin_registrant.dart
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
diff --git a/assingment2/calculator/.metadata b/assingment2/calculator/.metadata
new file mode 100644
index 0000000..182ccca
--- /dev/null
+++ b/assingment2/calculator/.metadata
@@ -0,0 +1,10 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+ revision: 78910062997c3a836feee883712c241a5fd22983
+ channel: stable
+
+project_type: app
diff --git a/assingment2/calculator/README.md b/assingment2/calculator/README.md
new file mode 100644
index 0000000..971308f
--- /dev/null
+++ b/assingment2/calculator/README.md
@@ -0,0 +1,14 @@
+# calculator
+
+A new Flutter project.
+
+## Getting Started
+
+This is a simple calculator with backspace, clear and basic functionality .
+It also has a history feature
+You cannot add more than one operator at a time.
+
+## Demo
+
+
+
diff --git a/assingment2/calculator/android/.gitignore b/assingment2/calculator/android/.gitignore
new file mode 100644
index 0000000..0a741cb
--- /dev/null
+++ b/assingment2/calculator/android/.gitignore
@@ -0,0 +1,11 @@
+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+/local.properties
+GeneratedPluginRegistrant.java
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app
+key.properties
diff --git a/assingment2/calculator/android/app/build.gradle b/assingment2/calculator/android/app/build.gradle
new file mode 100644
index 0000000..3107c03
--- /dev/null
+++ b/assingment2/calculator/android/app/build.gradle
@@ -0,0 +1,63 @@
+def localProperties = new Properties()
+def localPropertiesFile = rootProject.file('local.properties')
+if (localPropertiesFile.exists()) {
+ localPropertiesFile.withReader('UTF-8') { reader ->
+ localProperties.load(reader)
+ }
+}
+
+def flutterRoot = localProperties.getProperty('flutter.sdk')
+if (flutterRoot == null) {
+ throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
+}
+
+def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
+if (flutterVersionCode == null) {
+ flutterVersionCode = '1'
+}
+
+def flutterVersionName = localProperties.getProperty('flutter.versionName')
+if (flutterVersionName == null) {
+ flutterVersionName = '1.0'
+}
+
+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
+
+android {
+ compileSdkVersion 29
+
+ sourceSets {
+ main.java.srcDirs += 'src/main/kotlin'
+ }
+
+ lintOptions {
+ disable 'InvalidPackage'
+ }
+
+ defaultConfig {
+ // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
+ applicationId "com.example.calculator"
+ minSdkVersion 16
+ targetSdkVersion 29
+ versionCode flutterVersionCode.toInteger()
+ versionName flutterVersionName
+ }
+
+ buildTypes {
+ release {
+ // TODO: Add your own signing config for the release build.
+ // Signing with the debug keys for now, so `flutter run --release` works.
+ signingConfig signingConfigs.debug
+ }
+ }
+}
+
+flutter {
+ source '../..'
+}
+
+dependencies {
+ implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+}
diff --git a/assingment2/calculator/android/app/src/debug/AndroidManifest.xml b/assingment2/calculator/android/app/src/debug/AndroidManifest.xml
new file mode 100644
index 0000000..bef381d
--- /dev/null
+++ b/assingment2/calculator/android/app/src/debug/AndroidManifest.xml
@@ -0,0 +1,7 @@
+
+
+
+
diff --git a/assingment2/calculator/android/app/src/main/AndroidManifest.xml b/assingment2/calculator/android/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..dcfea53
--- /dev/null
+++ b/assingment2/calculator/android/app/src/main/AndroidManifest.xml
@@ -0,0 +1,47 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/assingment2/calculator/android/app/src/main/kotlin/com/example/calculator/MainActivity.kt b/assingment2/calculator/android/app/src/main/kotlin/com/example/calculator/MainActivity.kt
new file mode 100644
index 0000000..a792117
--- /dev/null
+++ b/assingment2/calculator/android/app/src/main/kotlin/com/example/calculator/MainActivity.kt
@@ -0,0 +1,6 @@
+package com.example.calculator
+
+import io.flutter.embedding.android.FlutterActivity
+
+class MainActivity: FlutterActivity() {
+}
diff --git a/assingment2/calculator/android/app/src/main/res/drawable/launch_background.xml b/assingment2/calculator/android/app/src/main/res/drawable/launch_background.xml
new file mode 100644
index 0000000..304732f
--- /dev/null
+++ b/assingment2/calculator/android/app/src/main/res/drawable/launch_background.xml
@@ -0,0 +1,12 @@
+
+
+
+