0
lean
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
2
2
3
1
1
4
0
0
1
2
1
4
2
2
3
3
