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Sudoku puzzles irregular (Su Doku)

My database includes 1031 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every box contains the digits 1 through 12. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

725066 puzzles downloaded.

2                   10 12
              9 1 4    
      12   4     7 2 5  
  4       2   7       11
5     11   12       1    
        7 8   5        
        9   11 8        
    1       7   12     5
8       10   9       1  
  9 8 6     1   10      
    11 9 8              
11 5                   7
Showing puzzle number: 1013
Puzzletype: Symmetrical Sudoku
Startnumbers: 44
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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