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Making Sudoku puzzles less puzzling |
October 12, 2012
For anyone who has ever struggled while attempting to solve a Sudoku puzzle, mathematicians are coming to the rescue. They can not only explain why some Sudoku puzzles are harder than others, they have also developed a mathematical algorithm that solves Sudoku puzzles very quickly, without any guessing or backtracking.
Link: http://feeds.sciencedaily.com/~r/sciencedaily/computers_math/computer_science/~3/aKTvken5GWw/121011151627.htm
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