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Sudoku puzzles irregular (Su Doku)

My database includes 2782 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 8. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

350321 puzzles downloaded.

              3
    8   4     2
7 8   3     1  
  6            
            8  
  4     6   2 7
3     4   8    
8              
Showing puzzle number: 1297
Puzzletype: Symmetrical Sudoku
Startnumbers: 18
Difficulty: Very hard (0)
Solution methods: SiSo SC SB DS XW NS
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