lab finished

lab206/.gitignore

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+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

lab206/lab206.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

lab206/src/Main.java

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+import java.util.HashMap;
+import java.util.Map;
+
+public class Main {
+    public static void main(String[] args) {
+
+        // Create a Map with student names as keys and Student objects as values
+        Map<String, Student> studentMap = new HashMap<>();
+
+        // Create 4 Student objects and add them to the Map
+        Student student1 = new Student("John", 10);
+        Student student2 = new Student("Jane", 9);
+        Student student3 = new Student("Jill", 8);
+        Student student4 = new Student("Jack", 7);
+
+        studentMap.put(student1.getName(), student1);
+        studentMap.put(student2.getName(), student2);
+        studentMap.put(student3.getName(), student3);
+        studentMap.put(student4.getName(), student4);
+
+        // Print original grades
+        System.out.println( "Original grades: " + studentMap);
+
+        // Print updated grades after 10% increase
+        Map<String, Student> updatedGrades = Student.increaseGrades(studentMap);
+        System.out.println("\nUpdates grades: " + updatedGrades);
+    }
+}

lab206/src/Student.java

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+import java.util.Map;
+
+public class Student {
+    private String name;
+    private float grade;
+
+    public Student(String name, int grade) {
+        this.name = name;
+        this.grade = grade;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public float getGrade() {
+        return grade;
+    }
+
+    public void setGrade(float grade) {
+        this.grade = grade;
+    }
+
+    @Override
+    public String toString() {
+        return "Student{" +
+                "name='" + name + '\'' +
+                ", grade=" + grade +
+                '}';
+    }
+
+    public static Map<String, Student> increaseGrades(Map<String, Student> studentMap) {
+        for (Student student : studentMap.values()) {
+            float currentGrade = student.getGrade();
+            float newGrade = currentGrade + (currentGrade * 0.1f);
+            student.setGrade(newGrade);
+        }
+        return studentMap;
+    }
+}