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Sudoku puzzles (Su Doku)

My database includes 10934 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 3x4 box contains the digits 1 through 12. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

1665175 puzzles downloaded.

    6 2   9       8 4  
        3 5 8   6     7
1               5 10 3  
12     6 11              
    11 3 8   7 5   12    
  9           6 7      
      1 12           5  
    10   4 1   8 12 7    
              10 8     1
  10 2 8               12
7     4   10 6 2        
  5 1       11   10 3    
Showing puzzle number: 1679
Puzzletype: Symmetrical Sudoku
Startnumbers: 52
Difficulty: Very easy (0)
Solution methods: SiSo SC
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