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Sudoku puzzles (Su Doku)

My database includes 6913752 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

135942921 puzzles downloaded.

            2   9
7     1   6   5  
      4 5   7    
  5         1 2  
    7 6   1 5    
  4 1         3  
    6   8 2      
  8   7   4     5
4   9            
Showing puzzle number: 1217541
Puzzletype: Symmetrical Sudoku
Startnumbers: 28
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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