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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.

306925 puzzles downloaded.

  8           7
5     4        
        7 6    
  4       8    
    7       4  
    6 7        
        3     5
8           2  
Showing puzzle number: 139
Puzzletype: Symmetrical Sudoku
Startnumbers: 16
Difficulty: Very hard (0)
Solution methods: SiSo SC SB DS NS FI
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