Tic-Tac-Toe

Implementation of Tic-Tac-Toe game.

Technical Requirements

• Create the game field
• Make it possible to select the two players; AI or user player.
• For AI players, it should be possible to select the difficulty of the AI easy or medium
• Easy AI makes random moves.
• Medium AI makes moves as follows:
  • If it already has two in a row and can win with one further move, it does so.
  • If its opponent can win with one move, it plays the move necessary to block this.
  • Otherwise, it makes a random move.
• Handle any wrong user inputs

How To Use

• start Main.main()
• enter a command. available commands:
  • start <X player> <O player> available player options: user for human player, and easy medium for AI player
  • exit to end the app
• in case there is a user player, input the next moves coordinates until one player wins.
• if both players are AI, get some popcorn and enjoy the battle.

Knowledge Used

• Java streams
• Java arrays
• Java collections
• Lambda functions
• Functional interface
• Enums
• Random numbers
• Checked Exceptions
• Exceptions handling
• User input parsing
• Coding style conventions