Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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