#include "MultiplicationTable2.cpp"

int main(int argc, char **argv)
{
  int i;
  class MultiplicationTable2 TheClass;
  int retval;
  string a;
  vector <int> table;

  if (argc != 2) { fprintf(stderr, "usage: a.out num or - for reading from stdin\n"); exit(1); }

  a = argv[1];

  if (a == "-") {
    while (cin >> i) table.push_back(i);
  } else {

    if (atoi(argv[1]) == 0) {
      table.push_back(1);
      table.push_back(1);
      table.push_back(2);
      table.push_back(3);
      table.push_back(1);
      table.push_back(0);
      table.push_back(3);
      table.push_back(2);
      table.push_back(2);
      table.push_back(0);
      table.push_back(1);
      table.push_back(3);
      table.push_back(1);
      table.push_back(2);
      table.push_back(3);
      table.push_back(0);
    }
  
    if (atoi(argv[1]) == 1) {
      table.push_back(0);
      table.push_back(1);
      table.push_back(2);
      table.push_back(3);
      table.push_back(1);
      table.push_back(2);
      table.push_back(3);
      table.push_back(0);
      table.push_back(2);
      table.push_back(3);
      table.push_back(0);
      table.push_back(1);
      table.push_back(3);
      table.push_back(0);
      table.push_back(1);
      table.push_back(2);
    }
  
    if (atoi(argv[1]) == 2) {
      table.push_back(1);
      table.push_back(1);
      table.push_back(1);
      table.push_back(1);
      table.push_back(2);
      table.push_back(2);
      table.push_back(2);
      table.push_back(2);
      table.push_back(3);
      table.push_back(3);
      table.push_back(3);
      table.push_back(3);
      table.push_back(0);
      table.push_back(0);
      table.push_back(0);
      table.push_back(0);
    }
  
    if (atoi(argv[1]) == 3) {
      table.push_back(0);
    }
  }

  retval = TheClass.minimalGoodSet(table);
  cout << retval << endl;

  exit(0);
}