крестики_нолики

#include <iostream>
#include <sstream>
#include <stdexcept>
#include <string>

#include <Graph_lib/Graph.h>
#include <Graph_lib/Simple_window.h>

//using namespace Graph_lib;

struct cell {
  int x;
  int y;
  std::string state;
  cell () { this->x = 0; this->y = 0; this->state = "free"; }
  cell (int X, int Y) {this->x = X; this->y = Y; this->state = "free";}
};

int main ()
try
{

}
catch (std::exception& e)
{
  std::cerr << e.what() << std::endl;
  return 1;
}
catch (...)
{
  std::cerr << "Oops, something went wrong..." << std::endl;
  return 2;
}