// Possible outcomes when rolling 2 dice with nested loops
#include <iostream>
#include <math.h>
using namespace std;

const int N = 6; // no. of faces of a die

int main()
{
  // outer loop
  for (int i=1; i<=N; ++i){

    // inner loop
    for (int j=1; j<=N; ++j){
      cout << i << ' ' << j << endl;
    }

  }
}