3
dirty
3
2
1
2
4
0
2
1
4
1
2
5
1
4
1
2
2
3
0
2
2
1
3
1
2
3
3
2
0
0
3
5
0
2
0
0
0
1
2
2
1
0
0
2
0
4
2
1
2
0
0
1
0
0
4
0
1
0
0
