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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.

2333808 puzzles downloaded.

  11 2   4           7 12
            7     11   5
    7           2 6 10  
        6 5       4 2  
    9   7   3   6 5 11 1
  4 5     11 9 2 10      
      7 2 4 12     1 9  
2 12 1 4   3   6   7    
  3 11       5 7        
  6 12 1           3    
4   3     12            
5 9           3   10 6  
Showing puzzle number: 149
Puzzletype: Symmetrical Sudoku
Startnumbers: 58
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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