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Sudoku puzzles irregular (Su Doku)

My database includes 18345 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. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

2340235 puzzles downloaded.

    8 1     5 9  
1 9     5   8 2 3
      3       6  
          3   4  
  7           1  
  4   9          
  1       6      
6 5 1   2     8 4
  2 6     8 1    
Showing puzzle number: 474
Puzzletype: Symmetrical Sudoku
Startnumbers: 30
Difficulty: Super easy (0)
Solution methods: SiSo
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