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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.

2230008 puzzles downloaded.

8     5 9     6  
5             1  
          8     9
9 3 6   8   7   2
  2           8  
6   8   5   3 9 1
1     2          
  8             4
  9     7 4     6
Showing puzzle number: 229
Puzzletype: Symmetrical Sudoku
Startnumbers: 30
Difficulty: Super easy (0)
Solution methods: SiSo
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