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Sudoku puzzles (Su Doku)

My database includes 300320 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 2x4 box contains the digits 1 through 8. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

812636 puzzles downloaded.

5   3       1  
    6 2   4 3  
  1     4      
    7   1      
      6   5    
      4     6  
  8 4   2 7    
  5       1   6
Showing puzzle number: 46646
Puzzletype: Symmetrical Sudoku
Startnumbers: 22
Difficulty: Very easy (0)
Solution methods: SiSo SC
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