摘要: 原题链接: "Codeforces 1132A. Regular Bracket Sequence" 题目大意:你有${cnt}_1,{cnt}_2,{cnt}_3,{cnt}_4$个"((","()",")(","))",问能否将这些字符串组成一个合法的括号序列。 题解:这一道题,很明显的${cn 阅读全文
posted @ 2019-03-06 23:00 with_hope 阅读(262) 评论(0) 推荐(0)