摘要：
斌牛出的校赛题1271: Brackets SequenceTime Limit: 1 SecMemory Limit: 128 MBSubmit: 92Solved: 36[Submit][Status][Web Board]Description Let us define a regular brackets sequence in the following way: 1. Empty sequence is a regular sequence. 2. If S is a regular sequence, then (S) is a regular sequenc... 阅读全文
