/**
* This program is used to swap to numbers using temp variable.
* @author javawithease
*/
public class SwapNumberExample {
static void swapNumbers(int num1, int num2){
int temp = num1;
num1 = num2;
num2 = temp;
System.out.println("After swapping: "+ num1 + " and " + num2);
}
public static void main(String args[]){
int num1 = 20;
int num2 = 30;
System.out.println("Before swapping:"+ num1 + " and " + num2);
//method call
swapNumbers(num1, num2);
}
}
Before swapping:20 and 30
After swapping: 30 and 20
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