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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.

1822483 puzzles downloaded.

    6 2   11       3   5
12 7   1   2 4          
4   3 9       6        
    2   8 7 1       3  
    12 8               2
          5 10     6 11 1
7 6 4     9 5          
8               10 7    
  1       6 3 8   4    
        11       9 12   3
          3 6   5   4 7
9   7       12   2 8    
Showing puzzle number: 1042
Puzzletype: Symmetrical Sudoku
Startnumbers: 54
Difficulty: Very easy (0)
Solution methods: SiSo SC
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