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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.

      9     1       2 8
5 3     10   6 2       11
      7         10      
  8           9 2      
6         11     5   8  
4       7   3 1   12    
    8   2 10   3       7
  10   2     4         3
      3 5           12  
      12         1      
8       11 6   10     7 4
3 6       7     8      
Showing puzzle number: 4954
Puzzletype: Symmetrical Sudoku
Startnumbers: 48
Difficulty: Very easy (0)
Solution methods: SiSo SC
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