陣列

二維陣列

#include <bits/stdc++.h>
using namespace std;

int main() {
    int Y,X; cin >> Y >> X;
    int arr[Y][X];

    for (int y = 0; y < Y; ++y) {
        for (int x = 0; x < X; ++x) {
            cin >> arr[y][x];
        }
    }

    for (int y = 0; y < Y; ++y) {
        for (int x = 0; x < X; ++x) {
            cout << arr[y][x] << " ";
        }
        cout << endl;
    }
    return 0;
}