POJ1050题目大意 给一个n*n的矩阵,求矩阵中和最大的子矩阵。。。
A Coin Problem(矩阵快速幂 入门水题)时间限制:3000 ms | 内存限制:65535 KB描述One day,Jiameier is tidying up the room,and find some coins. Then she throws the coin to play.Suddenly,she thinks of a problem ,that if throw...