2017年7月14日
Castle
摘要： K. has stumbled upon a weird game while playing on his computer. The game consists of an initialstring S of length N (1 ≤ N ≤ 1000) and an empty set T 阅读全文
posted @ 2017-07-14 15:42 mxzf0213 阅读(509) 评论(0) 推荐(0) 编辑