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摘要： hhhh 阅读全文

摘要： 题目 链接 A.青蛙的约会 B.Sum of Consecutive Prime Numbers C.Prime Distance D. Prime Land E. X-factor Chains A.青蛙的约会 statement: 两只青蛙在网上相识了，它们聊得很开心，于是觉得很有必要见一面。它 阅读全文

摘要： VP题目列表 D.Journey to Un'Goro F.Kobolds and Catacombs G.The Witchwood H.The Boomsday Project I.Rise of Shadows J.Descent of Dragons K.Scholomance Academ 阅读全文

摘要： 题目列表 A.Consecutive Sum B.Rule of League C.Parity Shuffle Sorting D1.Zero-One (Easy Version) D2.Zero-One (Hard Version) E. Conveyor A.Consecutive Sum s 阅读全文

摘要： 题目列表 A.MEX-Query D. Short Enough Task F. Just Another Sequence Problem A.ABBA 题意：区间查询mex Solution 思路:权值线段树，离线 Code const int N = 1000010; int n, q, a[ 阅读全文

摘要： 题目列表 A.ABBA E.Elvis Presley G. Biological Software Utilities J. Burnished Security Updates A.ABBA 题意：就是问你一个矩阵能由几个行向量表示出来 Solution 其实就是求矩阵的秩，但是会被卡精度（被卡 阅读全文

摘要： 题目列表 C. Brave Seekers of Unicorns D. Bank Security Unification G. Biological Software Utilities I. Binary Supersonic Utahraptors J. Burnished Security 阅读全文