Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 8 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

4
1
5
9
8
7
2
3
6
9
6
8
3
2
1
5
7
4
2
7
3
6
4
5
9
8
1
1
4
9
8
7
2
5
6
3
7
8
5
6
9
3
1
4
2
3
   2   
      6
       
   2   
      6
       
4
1
2
8
9
7
7
5
8
6
2
1
3
9
4
4
3
6
8
5
9
   2   
      6
       
1
7
1
1
9
7
3
4
5
5
8

 

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Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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