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Sudoku puzzles disjoint groups (Su Doku)

My database includes 67954 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. The cells with the same color must also contain the digits 1 through 9. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

402754 puzzles downloaded.

  1     3   2    
  4           1  
    2     9      
  9         6   5
5   4   7   9   1
2   6         3  
      5     1    
  8           9  
    3   9     6  
Showing puzzle number: 33288
Puzzletype: Symmetrical Sudoku
Startnumbers: 25
Difficulty: Very easy (0)
Solution methods: SiSo SC
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