你的代码太长了，看着都晕
by cszmc2004 @ 2017-10-06 07:27:15
+1
by YaliKiWi @ 2017-10-06 08:12:00
这已经很通俗易懂了 怎么不用二分答案呢
by Lolierl @ 2017-10-06 08:45:47
+1
by 市场花园行动 @ 2017-10-11 21:36:56
用数组也能缩短啊
by 白菜煎饼 @ 2017-11-04 09:36:08