YES
4 3 2 1 
4 3 2 1 
NO
NO
YES
4 3 2 1 
4 3 2 1 
NO
YES
1 2 
1 2 
NO
YES
4 3 2 1 
2 1 4 3 
YES
1 2 3 
1 2 3 
YES
3 2 1 
2 1 3 
NO
NO
NO
NO
YES
1 2 3 
1 2 3 
YES
1 3 2 
1 3 2 
YES
1 
1 
YES
1 4 3 2 
1 3 2 4 
NO
YES
1 4 3 2 
1 2 4 3 
NO
NO
NO
YES
3 2 1 
3 2 1 
NO
YES
1 
1 
YES
1 2 4 3 
1 2 3 4 
YES
1 2 3 
1 2 3 
NO
NO
YES
1 4 3 2 
1 4 3 2 
NO
NO
NO
NO
YES
4 3 2 1 
1 4 3 2 
YES
2 1 
1 2 
YES
1 
1 
YES
4 3 2 1 
3 2 1 4 
YES
1 2 3 4 
1 2 3 4 
YES
3 2 1 
3 2 1 
NO
YES
1 4 3 2 
1 4 3 2 
YES
1 2 3 4 
1 2 3 4 
YES
1 3 2 
1 3 2 
NO
NO
YES
1 3 2 
1 2 3 
NO
YES
1 2 4 3 
1 2 4 3 
YES
3 2 1 
1 3 2 
YES
1 2 3 4 
1 2 3 4 
YES
1 2 4 3 
1 2 4 3 
NO