JavaPrograms/SwapingWithoutVarible.java at master · yoguram/JavaPrograms · GitHub

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package coding;

import org.testng.annotations.Test;

public class SwapingWithoutVarible extends BaseTestNg{
	int x = 10;
	int y = 20;
	@Test
	public void swapingWithout3rdVarible(){
		System.out.println("Before swap:");
		System.out.println("x value: "+x);
		System.out.println("y value: "+y);
		x=x^y;
		y=x^y;
		x=x^y;
		System.out.println("After swap:");
		System.out.println("x value: "+x);
		System.out.println("y value: "+y);
	}
	@Test
	public void swapingWithoutTempVarible(){
		System.out.println("Before swap:");
		System.out.println("x value: "+x);
		System.out.println("y value: "+y);
		x = x*y;
		y = x/y;
		x = x/y;
		System.out.println("After swap:");
		System.out.println("x value: "+x);
		System.out.println("y value: "+y);
	}
	@Test
	public void swapingWithout3Varible(){
		System.out.println("Before swap:");
		System.out.println("x value: "+x);
		System.out.println("y value: "+y);
		x = x+y;
		y=x-y;
		x=x-y;
		System.out.println("After swap:");
		System.out.println("x value: "+x);
		System.out.println("y value: "+y);
	}
}