5
4
3 2
1 3
4 1
4
2 4
1 4
3 4
9
9 7
4 9
8 4
4 6
1 8
2 6
5 1
3 4
10
5 3
4 5
6 4
2 5
5 8
4 9
7 8
1 2
10 6
7
2 7
7 4
7 5
6 2
4 3
2 1
YES
1 0
-2 0
-1 0
2 0
1 0 0
YES
1 0
0 1
-1 0
0 0
1 0 0
YES
0 3
-2 0
0 0
0 1
0 4
-1 0
2 0
0 2
1 0
1 0 0
NO
NO