input:

10
2 1
3 1
6 1
8 2
4 3
9 6
5 4
7 8
10 7
8 7
10 2
7 2
10 1
3 1
5 2
5 1
6 1
9 2
3 4

output:

Yes
7 10 8 2 3 9 8 1 6 4 

result:

wrong answer knight 6 is not on his path!