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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.

2297489 puzzles downloaded.

5                 9   3
      4     9 2 11 10   5
    12     4   1 8      
                9   11 2
          9 7 10 12   1  
1     2     4   7      
      10   6     5     7
  8   7 9 12 10          
6 3   9                
      3 1   2     8    
9   11 8 12 5     6      
2   7                 9
Showing puzzle number: 7620
Puzzletype: Symmetrical Sudoku
Startnumbers: 50
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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