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头像 savage
发表于 2019-09-24 15:59:39
题目描述 Farmer John's cows like to play coin games so FJ has invented with a new two-player coin game called Xoinc for them. Initially a stack of N (5 & 展开全文
头像 RandolphJ
发表于 2019-11-30 19:32:08
SP5271 XOINC - A Coin Game 双倍经验:P2964 [USACO09NOV]硬币的游戏A Coin Game O3做法(TLE):枚举i,j,k,即剩下i枚金币,上一轮选了j枚金币,这一轮选k(1<=k<=j * 2)枚金币。 O2做法 1:容易发现,对于【j-1 展开全文

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