2
4
7
8
9
6
5
1
3
8
2
4
9
1
7
6
3
5
1
6
8
5
7
2
3
4
9
4
8
6
3
5
1
9
7
2
6
7
9
2
8
3
1
5
4
7
9
3
4
6
5
8
2
1
3
1
5
6
4
9
2
8
7
9
5
2
1
3
4
7
6
8
5
3
1
7
2
8
4
9
6
Given Values
-
Values found by backtracking