#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

int main() {
    int a = 5, b = 3, c = 6;

    for(int i = 0; i < a; i++) {
        for(int j = 0; j < b; j++) {
            for(int k = 0; k < c; k++) {
                cout << i << ", " << j << ", " << k << endl;
            }
        }
    }
    return 0;
}