2015年10月30日
HDU 5056 Boring count（BestCoder Round #11 (Div. 2)）
摘要： Problem Description：You are given a string S consisting of lowercase letters, and your task is counting the number of substring that the number of eac... 阅读全文
posted @ 2015-10-30 19:55 搁浅の记忆 阅读(127) 评论(0) 推荐(0) 编辑