1
5
2
1
4
2
2
1
6
1
2
1
6
2
2
1
5
2
2
1
5
2
2
1
5
2
1
1
7
2
1
9
2
1
12
1
14
3
10
2
8
13
3
4
2
12
5
2
8
4
4
2
11
2
12
1
15
1
13
1
10
2
6
13
11
4
15
6
2
Heart-Shaped Island