Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 6 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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