[ [5, 0, 6, 0, 2, 0], [0, 0, 0, 0, 0, 0], [1, 4, 0, 5, 0, 0], [0, 0, 5, 0, 1, 4], [0, 0, 0, 0, 0, 0], [0, 5, 0, 2, 0, 1] ]
演示过程 立即解答