摘要: A - Parencodings Time Limit:1000MS Memory Limit:10000KB 64bit IO Format:%I64d & %I64u Submit Status Description Let S = s1 s2...s2n be a well-formed s 阅读全文
posted @ 2014-10-30 00:42 unicoe 阅读(245) 评论(0) 推荐(0) 编辑