#include <string>
#include <vector>
#include <list>
#include <cmath>
#include <algorithm>
#include <map>
#include <set>
#include <iostream>
#include <sstream>
#include <cstdio>
#include <cstdlib>
using namespace std;

class MultiplicationTable2 {
  public:
    int minimalGoodSet(vector <int> table);
};

int MultiplicationTable2::minimalGoodSet(vector <int> table)
{
  return 0;
}