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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.

2317302 puzzles downloaded.

  2     12     1        
7 11 1     4 2          
    4 12 6 10            
    10               6 3
  6 5     7 1 12 8     2
  3 7       4   11 5    
    9 7   8       12 5  
1     6 11 12 7     3 10  
11 5               7    
            12 10 2 6    
          5 8     11 3 9
        9     2     1  
Showing puzzle number: 6387
Puzzletype: Symmetrical Sudoku
Startnumbers: 54
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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