Langer's Sudoku Assistant

Invalid Sudoku!

Row 1 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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