A Conversation for Solving the 15-number Puzzle
A nicer and faster way..
wavefn Started conversation May 14, 2003
..is to first do the first row & column, leaving a 3x3 puzzle, then do its first row and column, leaving a 2x2 puzzle which is guaranteed to be in the right orientation. No more last-line woes.
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A nicer and faster way..
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