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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.

326347 puzzles downloaded.

7   2 5     9    
  9 8 3          
  5 4 7     1   8
  1   2   5     3
9               4
6     1   8   9  
5   9     3 2 6  
          7 5 2  
    3     2 4   5
Showing puzzle number: 21570
Puzzletype: Symmetrical Sudoku
Startnumbers: 34
Difficulty: Very hard (0)
Solution methods: SiSo SC FI
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