The classic game of Tic-Tac-Toe: win by getting 3, 4, or 5 X's in a row.
The objective of the game is to get three, four, or five X's in a row (horizontally, vertically, or diagonally) before the computer gets the same number of O's in a row.
Version 2.1: * Added two more play modes: four-in-a-row and gomoku ("five-in-a-row").
Version 2.0: * Stored number of wins, losses, and draws for each player in a database. * Improved algorithm for computer player. * Redesigned user interface.