05. Cartesian Product

#include <iostream>

using namespace std;

int main() {
    int length;
    cin >> length;

    int *arr = new int[length];

    for (int i = 0; i < length; i++) {
        cin >> arr[i];
    }

    for (int i = 0; i < length; i++) {
        for (int j = 0; j < length; j++)
        {
            cout << arr[i] * arr[j] << ' ';
        }
    }
    cout << endl;
    return 0;
}