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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.

350321 puzzles downloaded.

1     3 2   7 6
            4  
            1 5
          7    
    3          
6 1            
  7            
3 5   2 4     7
Showing puzzle number: 2052
Puzzletype: Symmetrical Sudoku
Startnumbers: 18
Difficulty: Super hard (2723)
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