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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.

2234662 puzzles downloaded.

4   10     7       5 2  
  1       10   12 9 3    
7   3   1   4 8   12 10  
10         3     11      
    2   11   8 10   1   3
    8 12                
                4 8    
5   7   4 11   2   10    
      1     3         6
  2 12   8 4   6   11   5
    4 8 9   10       3  
  10 9       2     6   1
Showing puzzle number: 2711
Puzzletype: Symmetrical Sudoku
Startnumbers: 56
Difficulty: Super easy (0)
Solution methods: SiSo
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