Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 7 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

Start Over

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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