import urllib.request as url
site_list = []


site = input("Enter a URL: ")
site_list.append(site)

me, de = url.urlretrieve(site)

html = open(me, encoding = "utf-8")

def findIt(html):
    try:
        me, de = url.urlretrieve(site)
        html = open(me, encoding="utf-8")

        for line in html:
            if '<a href="h' in line:
                starts = line.find('<a href="h')
                starts = starts + 9
                ends = line.find('"', starts)
                link = line[starts:ends]
                if link not in site_list:
                    site_list.append(link)
        return site_list
    except:
        return print(site + " not reachable")


#print(len(site_list)
links = findIt(html)
#print(findIt(html))
#print(findtag(html))

for i in range(len(site_list)):
     try:
        j = site_list[i]
        me, de = url.urlretrieve(j)
        html = open(me, encoding="utf-8")

        for line in html:
            if '<title>' in line:
                starts = line.find('<title>')
                starts = starts + 7
                ends = line.find('</title>')
                link = line[starts:ends]
                print(j , '\n' ,link)
     except:
             print(j , " not reachable")