diff --git a/src/GradeProcessor.java b/src/GradeProcessor.java
new file mode 100644
index 0000000..7833d7f
--- /dev/null
+++ b/src/GradeProcessor.java
@@ -0,0 +1,13 @@
+import java.util.Map;
+
+public class GradeProcessor {
+    public static Map<String, Student> increaseGrades(Map<String, Student> studentsMap) {
+        for (Student student : studentsMap.values()) {
+            int newGrade = (int) (student.getGrade() * 1.1);
+
+            newGrade = Math.min(newGrade, 100);
+            student.setGrade(newGrade);
+        }
+        return studentsMap;
+    }
+}
diff --git a/src/Main.java b/src/Main.java
new file mode 100644
index 0000000..6c0ae3e
--- /dev/null
+++ b/src/Main.java
@@ -0,0 +1,26 @@
+import java.util.HashMap;
+import java.util.Map;
+
+public class Main {
+    public static void main(String[] args) {
+        Map<String, Student> studentsMap = new HashMap<>();
+
+
+        Student alice = new Student("Alice", 85);
+        Student bob = new Student("Bob", 90);
+        Student charlie = new Student("Charlie", 78);
+        Student diana = new Student("Diana", 92);
+
+
+        studentsMap.put(alice.getName(), alice);
+        studentsMap.put(bob.getName(), bob);
+        studentsMap.put(charlie.getName(), charlie);
+        studentsMap.put(diana.getName(), diana);
+
+        studentsMap = GradeProcessor.increaseGrades(studentsMap);
+
+        for (Student student : studentsMap.values()) {
+            System.out.println(student.getName() + ": " + student.getGrade());
+        }
+    }
+}
diff --git a/src/Student.java b/src/Student.java
new file mode 100644
index 0000000..724a676
--- /dev/null
+++ b/src/Student.java
@@ -0,0 +1,25 @@
+public class Student {
+    private String name;
+    private int 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 int getGrade() {
+        return grade;
+    }
+
+    public void setGrade(int grade) {
+        this.grade = grade;
+    }
+}