Codeup 1081 - 주사위를 2개 던지면?

#include<iostream>

using namespace std;

int main()
{
  int m , n;

  cin >> m >> n;

  for(int i = 1; i <= m; i++)
  {
      for(int j = 1; j <= n; j++)
      {
         cout << i << " " << j << endl;
      }
  }



   return 0;
}