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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.

347596 puzzles downloaded.

    5       2 7
      3        
          5 3  
        7   5  
  3   7        
  5 6          
        8      
2 8       4    
Showing puzzle number: 1271
Puzzletype: Symmetrical Sudoku
Startnumbers: 16
Difficulty: Very hard (0)
Solution methods: SiSo SC SB DS DC NS
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