题解 | #单组_二维字符数组#

#include <iostream>
using namespace std;

int main(){
    int n, m;
    cin >> n >> m;
    char s[ n * m ];
    for (int i = 0; i < n*m; i++) {
        cin >> s[i];
    }
    for (int j = n*m - 1; j >= 0; j--) {
        cout << s[j];
        if (j%m == 0) {
            cout << endl;
        }
    }
}