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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.

2191055 puzzles downloaded.

10     11     3   4   8 9
      5     4          
9           8 2 3   5  
6 7         5       2  
1 2   3   7       11   4
    8   4         1 7  
  9 6         7   12    
11   7       10   2   6 1
  8       2         4 7
  1   8 2 6           10
          4     11      
4 10   2   11     7     5
Showing puzzle number: 125
Puzzletype: Symmetrical Sudoku
Startnumbers: 54
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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