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A. 石头剪刀布的套路Time limit per test: 1.0 secondsMemory limit: 256 megabytes现在有一种石头剪刀布锦标赛。采取 100 局胜负制。对战 100 局，扣掉平局，谁赢得多谁就取得最终的胜利。zzz 同学天天玩石头剪刀布，从而总结出了一套提高石头剪刀布胜率的方法。这套方法重点在于利用人的心理。石头剪刀布这三者，你可能觉得你是随机选择的，但其实...

Problem StatementYou are given two integers A and B.Print a grid where each square is painted white or black that satisfies the following conditions, in the format specified in Output section:Let the ...

There is a matrix A of size x × y filled with integers. For every 1<=i<=x,1<=j<=y,Ai, j = y(i - 1) + j. Obviously, every integer from [1..xy] occurs exactly once in this matrix.You have tr...