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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.

2093234 puzzles downloaded.

  2           4   8   6
        6 8   10   3    
1 9         7   2     11
    9   11 3            
    1   8 5     4   3  
11           1       9 8
2 6       1           7
  3   10     5 11   6    
            10 2   9    
7     5   11         4 3
    12   4   3 1        
10   4   5           8  
Showing puzzle number: 4062
Puzzletype: Symmetrical Sudoku
Startnumbers: 50
Difficulty: Very easy (0)
Solution methods: SiSo SC
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