Java Program to Swap 2 Numbers Using 3rd Variable
In this program we will write a Java program Perform Swapping of 2 numbers using 3rd Variable. We will swap values of 2 Integer variables using a 3rd Temporary Variable.
Java program to swap two numbers –
import java.util.Scanner; class SwapNumbers { public static void main(String args[]) { int x, y, temp; System.out.println("Enter x and y"); Scanner in = new Scanner(System.in); x = in.nextInt(); y = in.nextInt(); System.out.println("Before Swapping\nx = "+x+"\ny = "+y); temp = x; x = y; y = temp; System.out.println("After Swapping\nx = "+x+"\ny = "+y); } }
Output
Enter x and y
4 5
Before Swapping
x = 4
y = 5
After Swapping
x = 5
y = 4
4 5
Before Swapping
x = 4
y = 5
After Swapping
x = 5
y = 4