One level up, it assumes that black will choose the worst possible position for white (it takes the minimum): Finally, it takes the maximum of the top three numbers: 7. That is the move the computer will make. Once black makes its move, the computer goes through this whole process again, generating a new tree and evaluating all of the board positions to figure out its next move. This approach is Endicott fast dialup, Endicott, NY dialup fast EndicottEndicott dialup, fast New York, Endicott fast dialup
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