python解法如下: def solve(i, j, m, sum_all): if m*m % 2 == 1: return False if i == 0 and j == 0 and i + m - 1 < n and j + m - 1 < n and sum_all[i + m - 1][j + m - 1] == m * m / 2: return True elif i == 0 and j > 0 and i + m - 1 < n and j + m - 1 < n and sum_all...