1
cum
1
1
1
2
1
4
2
2
4
0
0
3
1
2
0
1
1
4
1
4
2
2
1
2
1
2
2
2
6
0
1
1
3
3
1
1
1
1
1
5
5
2
1
4
4
2
1
2
2
