import re
import sys
N = int(input())
S = sys.stdin.read()
List = sorted(set(re.findall(r'(?<=://)[\w\d-]+[\.]+[\w\.-]+',S)))

for i in range(len(List)):
    List[i] = re.sub("www.","",List[i])
    List[i] = List[i].rstrip("_")
print(*sorted(set(List)),sep=";")