Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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