3
7
9
2
9
3
6
2
3
5
5
5
5
5
4
3
5
2
5
3
5
3
6
10
7
5
5
9
11
7
2
8
2
5
1
4
2
3
2
4
3
5
4
10
13
13
10
4
Heart-Shaped Snowball