1
curvy
1
0
2
1
0
3
1
1
0
0
2
2
1
0
1
4
1
2
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
1
3
3
1
3
2
3
4
3
0
0
0
0
0
0
0
0
0
0
0
0
2
3
2
0