摘要: 一、异或 满足:a ^ 0 = a; ​ a ^ a = 0; ​ (a ^ b) ^ c = a ^ (b ^ c); 1.交换 public static void swap(int a,int b){ a = a^b; b = a^b; a = a^b; System.out.println( 阅读全文
posted @ 2021-11-21 22:28 橡皮筋儿 阅读(93) 评论(0) 推荐(1) 编辑