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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.

1708627 puzzles downloaded.

  4     11   7   8 1 2  
12           8         7
      8 5 4         12 11
          12   2   5    
      5   6 4   12 10 8  
    2         5 4      
      1 6         11    
  3 4 6   8 1   7      
    12   9   5          
6 2         12 11 9      
9         1           3
  5 1 7   9   3     6  
Showing puzzle number: 8433
Puzzletype: Symmetrical Sudoku
Startnumbers: 52
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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