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C. Three displays C. Three displays It is the middle of 2018 and Maria Stepanovna, who lives outside Krasnokamensk (a town in Zabaikalsky region), wan 阅读全文
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Tom和Jerry正在玩一种Northcott游戏，可是Tom老是输，因此他怀疑这个游戏是不是有某种必胜策略，郁闷的Tom现在向你求救了，你能帮帮他么？ 游戏规则是这样的： 如图所示，游戏在一个n行m列（1 ≤ n ≤ 1000且2 ≤ m ≤ 100）的棋盘上进行，每行有一个黑子（黑方）和一个白子 阅读全文
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Bomb Game John and Jack, two mathematicians, created a game called “Bomb Game” at spared time. This game is played on an n*m chessboard. A pair of int 阅读全文