codeforces 612D The Union of k-Segments
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posted @ 2015-12-30 17:05 焰 阅读(5) 评论(0) 推荐(0) 编辑
codeforces 612C Replace To Make Regular Bracket Sequence
摘要：
C. Replace To Make Regular Bracket SequenceYou are given stringsconsists of opening and closing brackets of four kinds,{},[],(). There are two types o... 阅读全文
posted @ 2015-12-30 09:53 焰 阅读(179) 评论(0) 推荐(0) 编辑