/*
Swap Numbers Java Example
This Swap Numbers Java Example shows how to
swap value of two numbers using java.
*/
public class SwapElementsExample {
public static void main(String[] args) {
int num1 = 10;
int num2 = 20;
System.out.println("Before Swapping");
System.out.println("Value of num1 is :" + num1);
System.out.println("Value of num2 is :" + num2);
// swap the value
swap(num1, num2);
}
private static void swap(int num1, int num2) {
int temp = num1;
num1 = num2;
num2 = temp;
System.out.println("After Swapping");
System.out.println("Value of num1 is :" + num1);
System.out.println("Value of num2 is :" + num2);
}
}
/*
* Output of Swap Numbers example would be Before Swapping Value of num1 is :10
* Value of num2 is :20 After Swapping Value of num1 is :20 Value of num2 is :10
*/