0
feet
1
0
1
2
1
0
1
1
0
0
0
3
3
0
3
0
2
0
1
4
2
3
2
2
1
0
1
1
0
2
0
2
1
3
2
0
4
0
2
1
1
0
2
1
4
1
2
1
1
