package com.Summer_0424.cn;

/**

 * @author Summer

 * a,b,c为3个整型变量,在不引入第四个变量的前提下写一个算法实现 a=b b=c c=a?

 */

public class Test04 {

    public static void main(String[] args) {

        int a=1,b=2,c=3;

        a = a^b;

        b = a^b;

        a = a^b; //a与b完成互换

        b = b^c;

        c = b^c;

        b = b^c; //b和c完成互换 

        System.out.printf("%d,%d,%d",a,b,c);

    }

}