diff --git a/src/main/Calculator.java b/src/main/Calculator.java
new file mode 100644
index 000000000000..5eae0ceebc0d
--- /dev/null
+++ b/src/main/Calculator.java
@@ -0,0 +1,26 @@
+public class Calculator {
+
+    // Method to add two numbers
+    public int add(int a, int b) {
+        return a + b;
+    }
+
+    // Method to subtract two numbers
+    public int subtract(int a, int b) {
+        return a - b;
+    }
+
+    // Method to multiply two numbers
+    public int multiply(int a, int b) {
+        return a * b;
+    }
+
+    // Method to divide two numbers
+    public double divide(int a, int b) {
+        if (b != 0) {
+            return (double) a / b;
+        } else {
+            throw new ArithmeticException("Division by zero is not allowed.");
+        }
+    }
+}
diff --git a/src/main/Student.java b/src/main/Student.java
new file mode 100644
index 000000000000..9d5a2f87fa70
--- /dev/null
+++ b/src/main/Student.java
@@ -0,0 +1,45 @@
+public class Student {
+    private String name;
+    private int roll;
+    private String department;
+    private int batch;
+    private double cgpa;
+
+    // Default constructor
+    public Student() {
+    }
+
+    // Parameterized constructor
+    public Student(String name, int roll, String department, int batch, double cgpa) {
+        this.name = name;
+        this.roll = roll;
+        this.department = department;
+        this.batch = batch;
+        this.cgpa = cgpa;
+    }
+
+    // Getters
+    public String getName() { return name; }
+    public int getRoll() { return roll; }
+    public String getDepartment() { return department; }
+    public int getBatch() { return batch; }
+    public double getCgpa() { return cgpa; }
+
+    // Setters
+    public void setName(String name) { this.name = name; }
+    public void setRoll(int roll) { this.roll = roll; }
+    public void setDepartment(String department) { this.department = department; }
+    public void setBatch(int batch) { this.batch = batch; }
+    public void setCgpa(double cgpa) { this.cgpa = cgpa; }
+
+    // Print method
+    public void print() {
+        System.out.println("Student Details:");
+        System.out.println("Name: " + name);
+        System.out.println("Roll: " + roll);
+        System.out.println("Department: " + department);
+        System.out.println("Batch: " + batch);
+        System.out.println("CGPA: " + cgpa);
+    }
+}
+// End of Student class
\ No newline at end of file