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| First Page | Document Content | |
|---|---|---|
 Date: 2014-02-27 05:29:34Recreational mathematics NP-complete problems Games Killer sudoku Puzzle Logic puzzles Mathematics Sudoku |
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| First Page | Document Content | |
|---|---|---|
Date: 2014-02-27 05:29:34Recreational mathematics NP-complete problems Games Killer sudoku Puzzle Logic puzzles Mathematics Sudoku |
Add to Reading List |
1 Contents 1 Introduction 3