#include using namespace std; int main() { int n, m, a[100][100] = {0}, b[100][100] = {0}; cin >> n >> m; for (int i = 0; i < n; ++i) { for (int j = 0; j < m; ++j) { cin >> a[i][j]; } } //顺时针旋转90度 for (int i = 0; i < n; ++i) { for (int j = 0; j < m; ++j) { b[i][j] = a[abs(j - n + 1)][i]; } } //输出结果 for (int i = 0; i < n; ++i) { for (int j = 0; j < m; ++j) { cout << b[i][j] << " "; } cout << endl; } return 0; }