알로하의 개수
Time Limit: 2 SecMemory Limit: 1024 MiB
Example Input 1
5 aloha
Example Output 1
1
Example Input 2
10 alohaaloha
Example Output 2
2
Example Input 3
11 alohaaaloha
Example Output 3
3
Example Input 4
18 alohaisalcoholgoat
Example Output 4
4
Example Input 5
5 aloah
Example Output 5
0