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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.

135942849 puzzles downloaded.

  1           7  
    8       6    
3 6   5   1   2 8
8     1 9 7     4
      4   6      
  9   2 5 3   8  
7 2   3   9   4 1
    6       7    
  8           9  
Showing puzzle number: 1194504
Puzzletype: Slider Symmetrical Sudoku
Startnumbers: 32
Difficulty: Very hard (0)
Solution methods: SiSo SC SB NS FI
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