题解 | A30724

#include <bits/stdc++.h>
using namespace std;
int main(){
    int a[20][20];
    int n , m;
    cin >> n >> m;
    for(int i = 1;i <= n;i++){
        for(int j = 1;j <= m;j++){
            cin >> a[i][j];
            cout << a[i][j] << " ";
        }
        cout << "\n";
    }
    return 0;
}