摘要: Palindrome subsequenceTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 131072/65535 K (Java/Others)Total Submission(s): 2373Accepted Submission(s):... 阅读全文
posted @ 2014-10-31 15:36 哈特13 阅读(164) 评论(0) 推荐(0) 编辑
摘要: Brackets SequenceDescriptionLet us define a regular brackets sequence in the following way:1. Empty sequence is a regular sequence.2. If S is a regula... 阅读全文
posted @ 2014-10-31 00:04 哈特13 阅读(221) 评论(0) 推荐(0) 编辑