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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.

2244150 puzzles downloaded.

4         6 8     3    
    9       11       5 10
  6           2 8     4
6     11   2     5      
            4   10   12 11
  3     10   9 11   2 4 6
1 5 10   4 12   7     8  
7 12   9   8            
      4     1   3     2
5     6 1           2  
9 7       5       4    
    2     11 12         5
Showing puzzle number: 6629
Puzzletype: Symmetrical Sudoku
Startnumbers: 54
Difficulty: Very easy (0)
Solution methods: SiSo SC
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