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| First Page | Document Content | |
|---|---|---|
 Date: 2011-01-18 16:33:32Recreational mathematics NP-complete problems Puzzle video games Killer sudoku Mathematics of Sudoku Sudoku algorithms Logic puzzles Mathematics Sudoku |
| First Page | Document Content | |
|---|---|---|
Date: 2011-01-18 16:33:32Recreational mathematics NP-complete problems Puzzle video games Killer sudoku Mathematics of Sudoku Sudoku algorithms Logic puzzles Mathematics Sudoku |
