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OOP/Java/Lab/Week5/Swap.java

@@ -0,0 +1,47 @@
+class Swap {
+
+    static void swap(int a, int b) {
+        int temp = a;
+        a = b;
+        b = temp;
+        System.out.println("Inside swap method: a = " + a + ", b = " + b);
+    }
+
+    static void swap(int[] arr) {
+        int temp = arr[0];
+        arr[0] = arr[1];
+        arr[1] = temp;
+        System.out.println(
+            "Inside swap method: arr[0] = " + arr[0] + ", arr[1] = " + arr[1]
+        );
+    }
+
+    public static void main(String[] args) {
+        java.util.Scanner scanner = new java.util.Scanner(System.in);
+
+        System.out.print("Enter value for x: ");
+        int x = scanner.nextInt();
+        System.out.print("Enter value for y: ");
+        int y = scanner.nextInt();
+
+        System.out.println("Before swap: x = " + x + ", y = " + y);
+        swap(x, y);
+        System.out.println("After swap: x = " + x + ", y = " + y);
+
+        int[] arr = new int[2];
+        System.out.print("\nEnter value for arr[0]: ");
+        arr[0] = scanner.nextInt();
+        System.out.print("Enter value for arr[1]: ");
+        arr[1] = scanner.nextInt();
+
+        System.out.println(
+            "Before swap: arr[0] = " + arr[0] + ", arr[1] = " + arr[1]
+        );
+        swap(arr);
+        System.out.println(
+            "After swap: arr[0] = " + arr[0] + ", arr[1] = " + arr[1]
+        );
+
+        scanner.close();
+    }
+}