Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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