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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.

1027284 puzzles downloaded.

  2 12                  
      10 4 1   12   9    
      3   6     8 4   1
9       8         2   10
7             11 12      
  11     12 2           8
6           10 4     3  
      7 3             9
8   9         5       6
1   8 12     11   3      
    11   10   12 6 5      
                  7 8  
Showing puzzle number: 3745
Puzzletype: Symmetrical Sudoku
Startnumbers: 46
Difficulty: Very easy (0)
Solution methods: SiSo SC
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