csp认证 201503-1 图像旋转

解

改变输出顺序即可

//
// Created by 29273 on 2021-04-02.
//
#include "bits/stdc++.h"

using namespace std;
int n, m;
int a[1001][1001];

int main() {
    cin >> n >> m;
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < m; ++j) {
            cin >> a[i][j];
        }
    }
    for (int i = m - 1; i >= 0; --i) {
        for (int j = 0; j < n; ++j) {
            cout << a[j][i] << " ";
        }
        cout << endl;
    }
    return 0;
}