加油 ( •̀ ω •́ )y!
摘要: Period Problem Description For each prefix of a given string S with N characters (each character has an ASCII code between 97 and 126, inclusive), we 阅读全文
posted @ 2018-08-24 17:23 皮皮虎 阅读(139) 评论(0) 推荐(0)
摘要: Cyclic Nacklace Problem Description CC always becomes very depressed at the end of this month, he has checked his credit card yesterday, without any s 阅读全文
posted @ 2018-08-24 16:09 皮皮虎 阅读(198) 评论(0) 推荐(0)