TicTacToe+DB

Необходимо дописать программу, чтобы исполнялись следующие условия:
Game: TicTacToe
1. Played by 2 players from the same console
2. Field size 3x3
3. At the beginning of the game, the system asks for a username
4. If the username is registered, then the player starts playing
5. If the username is not registered, then a player have to enter the Name, Age
6. in the end of the game, ask - Want to continue, if YES - start again, if NO - Break
Rules:
1. The coordinates of the cell x and y have to be requested from each player
2. If x+y position is occupied, system asks to repeat the move
3. After each move, a board should be printed
4. The winning position have to be checked horizontally, vertically, diagonally
5. If all cells are occupied and there is no winning position, then a draw
6.The data of the players must be saved in the database - username, number of moves, number of victory