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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.

    11               6  
        3   7   11 5 4 1
    10 4   8 6   3      
  1   5   10            
        8 3   7     2  
4               8 11 12  
  6 1 3               12
  11     12   9 6        
            3   1   8  
      7   6 2   10 9    
6 3 2 10   7   1        
  9               12    
Showing puzzle number: 7708
Puzzletype: Symmetrical Sudoku
Startnumbers: 48
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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