16
1
4
9
1
2
2
1
1
4
1
1
3
1
2
4
3
9
3
0
0
2
1
1
9
1
0
5
1
4
2
1
2
5
1
3
9
1
1
3
1
2
6
1
2
10
0
0
4
0
0
20
1
1
2
1
1
4
1
1