#include <iostream>
#include "hw6_2_func.h"
using namespace std;

char grid[4][4];

int main()
{
  int row, col, player, round = 0;
  cell cell_status;
  game game_status;

  initialize();
  do {
    player = round%2 + 1;
    cout << endl << "Enter coordinates, player # " << player << " : ";
    cin >> row >> col;

    cell_status = getcellstatus(row, col);

    if (cell_status == full) 
      cout << "* Cell already taken. Try again. *" << endl;
    else if (cell_status == outside)
      cout << "* Out of bounds. Try again. *" << endl;
    else if (cell_status == empty) {
      grid[row][col] = (player == 1) ? EXX : OOH;
      round++;
    } else
      cout << "impossible\n";

    display(round);

    game_status = check4winner(round);

    if (game_status == win)
      cout << endl << "Player " << player << " wins!" << endl << endl;
    else if (game_status == tie)
      cout << endl << "It's a tie!" << endl << endl;
    else
      continue;

  } while (game_status == go_on);

  return 0;
}