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Sudoku puzzles (Su Doku)

My database includes 6913752 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

135942605 puzzles downloaded.

  9           3  
8     6   3 9    
      1   5      
  2 4   3 9 8 6  
      8   6      
  3 8 5 4   1 9  
      2   8      
    5 3   4     6
  4           8  
Showing puzzle number: 4729138
Puzzletype: Symmetrical Sudoku
Startnumbers: 30
Difficulty: Super hard (4)
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