Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 3 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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