Feature/calculator

Assignment/Calculator.java

@@ -0,0 +1,26 @@
+public class Calculator {
+    public static void main(String[] args) {
+
+        System.out.println("5 + 5" + add(5, 5));
+        System.out.println("5 - 5" + subtract(5, 5));
+        System.out.println("5 * 5" + multiply(5, 5));
+        System.out.println("5 / 5" + divide(5, 5));
+    }
+
+    public static float add(float num1, float num2) {
+        return num1 + num2;
+    }
+
+    public static float subtract(float num1, float num2) {
+        return num1 - num2;
+    }
+
+    public static float multiply(float num1, float num2) {
+        return num1 * num2;
+    }
+
+    public static float divide(float num1, float num2) {
+        if(num2 == 0) return Float.MAX_VALUE;
+        return num1 / num2;
+    }
+}

Assignment/main.java

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+
+class Student {
+    private String name;
+    private int rollNo;
+
+    public Student() {}
+
+    public String getName() {
+        return this.name;
+    }
+
+    public int getRoll() {
+        return this.rollNo;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public void setRoll(int rollNo) {
+        this.rollNo = rollNo;
+    }
+}
+
+public class main {
+    public static void main(String[] args) {
+        Student s1 = new Student();
+        s1.setName("Mridul");
+        s1.setRoll(2107044);
+
+        System.out.println("Name: " + s1.getName());
+        System.out.println("Roll: " + s1.getRoll());
+    }
+}