wap to swap two numbers without using third variable in java code example
Example 1: swapping with two variables in java
public class Exercise15 {
public static void main(String[] args) {
int a, b;
a = 15;
b = 27;
System.out.println("Before swapping : a, b = "+a+", "+ + b);
a = a + b;
b = a - b;
a = a - b;
System.out.println("After swapping : a, b = "+a+", "+ + b);
}
}
Example 2: java program to swap two numbers
int a, b, c;
a = 5;
b = 3;
System.out.println("Before SWAP a = " + a + ", b = " + b);
c = a;
a = b;
b = c;
System.out.println("After SWAP a = " + a + ", b = " + b);