4
curvy
1
3
3
5
8
8
6
0
11
3
5
3
0
1
2
3
0
0
4
4
0
0
1
2
2
0
5
12
0
0
3
0
0
3
0
0
1
0
1
4
1
1
0
1
6
0
1
0
0
2
2
2
0
0
0
0
11
0
0