Ilkka Kokkarinen, February 4 2005,

This is an implementation of Connect-4. Click on a column to put a red piece in it. The computer responds by putting a green piece in some column. Whoever first creates a four-in-a-row wins. Use the choice boxes to select the computer lookahead and the size of the playing field.

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The project, including the source code under GPL, is available in Connect4.jar.