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Sudoku puzzles irregular (Su Doku)

My database includes 2782 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every box contains the digits 1 through 8. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

255751 puzzles downloaded.

7     6        
3     7   2    
  6 5          
      3       6
8       3      
          3 6  
    4   5     7
        7     3
Showing puzzle number: 1991
Puzzletype: Symmetrical Sudoku
Startnumbers: 18
Difficulty: Super hard (198)
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