摘要: my solution: wrong answer : because 2147483647*2 is -2 (int) , only 33bit can represent 2147483647--2147483647 signed 0-4294967295 unsigned then i cha 阅读全文
posted @ 2017-07-09 20:08 hahahaf 阅读(301) 评论(0) 推荐(0) 编辑