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Sudoku puzzles irregular (Su Doku)

My database includes 1031 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 12. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

756740 puzzles downloaded.

10           8          
  12     9         3 10  
6 11       2 3   5      
          3 1     2    
  3     6 10   2       11
4 8 2     9 12     10    
    9     1 5     8 3 2
5       4   9 12     1  
    6     8 4          
      9   7 6       4 10
  9 8         7     6  
          6           9
Showing puzzle number: 984
Puzzletype: Symmetrical Sudoku
Startnumbers: 50
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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