#include <iostream>
using namespace std;

int main()
{
    int points_a[3] = {1, 2, 3};
    int points_b[3] = {4, 5, 6};
    int points_c[3] = {7, 8, 9};
    
    // Good Practice
    int points[3][3] = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}};
    cout << points[1][2]; // 6
    cout << points[2][0]; // 7
    cout << points[2][2]; // 9
    
    // Bad Practice
    // int points[3][3] = {1, 2, 3, 4, 5, 6, 7, 8, 9};
    // cout << points[1][2]; // 6
    // cout << points[2][0]; // 7
    // cout << points[2][2]; // 9
    return 0;
}