2
strip
1
1
1
2
1
2
1
1
2
3
2
1
0
0
2
4
2
1
1
2
0
2
0
2
3
4
4
3
1
1
1
1
1
1
1
1
1
1
3
2
2
1
1
2
1
1
2
2
1
