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Get Luffy OutTime Limit:2000MSMemory Limit:65536KTotal Submissions:7488Accepted:2845DescriptionRatish is a young man who always dreams of being a hero... 阅读全文
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Problem HHalumTime Limit : 3 secondsYou are given a directed graph G(V,E) with a set of vertices and edges. Each edge (i,j) that connects some vertex ... 阅读全文
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InversionProblem Descriptionbobo has a sequence a1,a2,…,an. He is allowed to swap twoadjacentnumbers for no more than k times.Find the minimum number ... 阅读全文