package com.zcj.eg001; public class VarChange { public static void main(String[] args) { int a = 10; int b = 15; System.out.println(a+";"+b); int temp = a; a = b; b = temp; System.out.println(a+";"+b); //超出 int 的值会损失精度 a = a + b; b = a - b; a = a - b; System.out.println(a+";"+b); //一个数异或同一个数两次,结果还是那个数,而且不会超出int范围 a = a^b; b = a^b; a = a^b; System.out.println(a+";"+b); } }
java 不利用第三个变量的情况下将值互换
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转载自www.cnblogs.com/zcjyzh/p/9329689.html
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