def transpose(matrix): """ 将输入的一个3×3的二维整形数组转置，即行列互换 """ transposed_matrix = [[0, 0, 0], [0, 0, 0], [0, 0, 0]] for i in range(3): for j in range(3): transposed_matrix[j][i] = matrix[i][j] return transposed_matrix # 测试 input_matrix = [] for i in range(3): nums = list(map(int, input().split())) input_matrix.append(nums) transposed_result = transpose(input_matrix) for row in transposed_result: for col in row: print(col, end=' ') print()