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magicsquare
- 魔方阵是一个古老的智力问题,它要求在一个m×m的矩阵中填入1~m2的数字(m为奇数),使得每一行、每一列、每条对角线的累加和都相等,如图1所示。-Magic square is an old mental problems, it requires to fill in an m × m matrix in figure 1 ~ m2 (m is odd), so that each row, each column and each diagonal are equal cumulative