3
strip
1
4
1
1
1
0
2
2
1
2
1
1
2
1
2
2
1
3
1
2
1
0
1
2
6
2
4
1
2
2
1
3
3
2
3
1
6
1
1
5
2
2
0
1
0
1
2
1
0
