12 2017 档案

idea
摘要：写了一个person的List, idea竟然自动把集合名字命名为people 服了. 阅读全文
posted @ 2017-12-14 00:01 R4mble 阅读(75) 评论(0) 推荐(0)
打印整数的补码
摘要：public class IntegerExchange { public static void main(String[] args) { int a = -6; for (int i=0; i>>i)>>>(31-i); System.out.print(t); } System.out.p... 阅读全文
posted @ 2017-12-06 10:53 R4mble 阅读(177) 评论(0) 推荐(0)