Langer's Sudoku Assistant

Invalid Sudoku!

Row 4 is invalid. Column 2 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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