#include <iostream>
#include <string>


#define WHITE 1
#define BLACK 2
#define RED 4
#define GREEN 8
#define ORANGE 16
#define PURPLE 32

int main(int argc, char *argv[])
{
  char possible = 255;
  if(argc != 5)
  {
    std::cout << "please give correct amount of arguments" << std::endl;
    return 0;
  }

  for(int i = 1; i < argc; i++)
  {
    int number = std::stoi(argv[i]);
    if(possible & number)
    {
      switch (number) {
        case WHITE:
        possible = 255 - WHITE - BLACK;
        break;
        case BLACK:
        possible = 255 - WHITE - GREEN - ORANGE;
        break;
        case RED:
        possible = GREEN;
        break;
        case GREEN:
        possible = ORANGE + WHITE;
        break;
        case ORANGE:
        possible = RED + BLACK;
        break;
        case PURPLE:
        possible = 255 - PURPLE - GREEN - ORANGE - WHITE;
        break;
        default:
        break;
      }
    }
    else
    {
      std::cout << "BOOM" << std::endl;
      return 0;
    }
  }
  std::cout << "bomb defused " << std::endl;




  return 0;
};