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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.

    12   10           5  
  10         7   6 4 8 3
  1   4     5 6     9  
4             10 12      
          5   7 4 1 3 8
        4 2 3   9      
      11   6 12 9        
12 8 6 10 3   4          
      1 5             11
  12     7 9     2   4  
9 5 11 8   4         10  
  2           1   3    
Showing puzzle number: 4565
Puzzletype: Symmetrical Sudoku
Startnumbers: 54
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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