#include <vector>
#include <iostream>
#include <cstdio>
#include <cstdlib>
using namespace std;

typedef vector <int> IVec;
typedef vector <string> SVec;

class Robofactory {
  public:
    int reveal(vector <int> query, vector <string> answer);
};

int Robofactory::reveal(vector <int> query, vector <string> answer)
{
  return 0;
}