pythonchallenge LEVEL 5

import urllib
import pickle

url = "http://www.pythonchallenge.com/pc/def/banner.p"

res = urllib.urlopen(url).read()
dat = pickle.loads(res)

for line in dat:
    string = ""
    for cnt in range(len(line)):
        char = line[cnt][0]
        for n in range(line[cnt][1]):
            string += char
    print string