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Sudoku puzzles (Su Doku)

My database includes 17735 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 9. The grey boxes is even numbers and the white boxes is odd. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

305722 puzzles downloaded.

3                
    7   8   5    
          1      
        7 8      
      2          
  3             6
                 
8   1   4 9      
                 
Showing puzzle number: 16401
Puzzletype: Optimal Sudoku
Startnumbers: 14
Difficulty: Very easy (0)
Solution methods: SiSo SC
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