python/pythonchallenge/21.py at master · bjd1111/python · GitHub

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import bz2

import zlib

f = open('20/package.pack','r')

data = f.read()

#print data

def unwrap(data):

result = ""

while True:

if data.startswith('x\x9c'):

data = zlib.decompress(data)

result += ' '

elif data.startswith('BZh'):

data = bz2.decompress(data)

result += '#'

elif data.endswith('\x9cx'):

data = data[::-1]

result += '\n'

else:

return result

print unwrap(data)

f.close()