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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.

288920 puzzles downloaded.

  5   2     1 8 9
  1     6       7
      7 8   4 2  
1   6   7       3
    1 6   5 3    
3       1   8   2
  3 8   9 4      
8       5     9  
6 4 9     7   1  
Showing puzzle number: 25889
Puzzletype: Symmetrical Sudoku
Startnumbers: 36
Difficulty: Very hard (0)
Solution methods: SiSo SC DS DC XW FI
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