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Sudoku puzzles (Su Doku)

My database includes 34638 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row and every column contains the digits 1 through 9. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

291613 puzzles downloaded.

7   3   4       2
3 6 8     1   2 9
9 5           7  
6   5         4  
    2 5   8 7    
  9         3   4
  3           8 6
1 7   3     9 6 5
2       9   5   8
Showing puzzle number: 13209
Puzzletype: Symmetrical Sudoku
Startnumbers: 36
Difficulty: Very hard (0)
Solution methods: SiSo SC FI
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