15 puzzle solver: Difference between revisions

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===Literate Programming===
I think I used the same algorithm as Nigel Galloway, but I'm still not sure I understood his C++ code. For anyone who also had trouble understanding, I thoroughly explained how everything works in [http://kenogo.org/literate_programming/15_puzzle_solver.pdf this literate program].
 
=={{header|C++}}==
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