def get_dots(n, s, e):
captions = ['', 'First dots', 'Second dots']
dots = pcutils.get_string_from_page('return/',
'good',
start=s,
end=e,
un='huge',
pw='file')
pcutils.print_lines(dots.split(pcutils.NEWLINE), captions[n])
dots = list(map(int, ''.join(dots.splitlines()).split(',')))
print()
return list(zip(dots[0::2], dots[1::2]))
def get_zip_archive():
archive = zipfile.ZipFile('channel.zip', 'r')
readme = archive.read('readme.txt').decode('ascii')
pcutils.print_lines(readme.split(pcutils.NEWLINE), 'readme')
return archive
return 'a'
if ch == 'z':
return 'b'
return chr(ord(ch) + 2)
def shift_all(sentences):
return [
''.join(shift2(ch) if 'a' <= ch <= 'z' else ch for ch in sentence)
for sentence in sentences
]
if __name__ == '__main__':
pcutils.try_page('def/', 'map', caption='Challenge page')
print()
encoded = pcutils.get_string_from_page('def/',
'map',
start='<font color="#f000f0">',
end='</tr></td>')
pcutils.print_lines(encoded.split('. '), 'Message to decode')
pcutils.print_lines(''.join(shift_all(encoded)).split('. '),
'Decoded message')
page = ''.join(shift2(ch) for ch in 'map')
print(f'map shifted: {page}')
pcutils.try_page('def/', page, '.html', caption='Next challenge page')
def get_message(s):
lines = s.split('. ')
pcutils.print_lines(lines, 'Message from the bar')
print()
message = list(map(int, lines[1].split('[')[1][0:-1].split(', ')))
return ''.join(map(chr, message))
import os
def create_pickle_info():
pickle_data = pcutils.get_bytes_from_page('def/', 'banner', '.p')
outfile = open('pickle.dat', 'wb')
outfile.write(pickle_data)
outfile.close()
infile = open('pickle.dat', 'rb')
pickle_table = pickle.load(infile)
infile.close()
os.remove('pickle.dat')
return pickle_table
if __name__ == '__main__':
pcutils.try_page('def/', 'peak', caption='Challenge page')
print()
pickle_table = create_pickle_info()
pcutils.print_lines(pickle_table, 'Pickle table')
print()
print(f'Printing banner...')
for line in pickle_table:
print(''.join(ch * w for ch, w in line))
pcutils.try_page('def/', 'channel', caption='Next challenge page')
'''
the python challenge 3
'''
import pcutils
import re
if __name__ == '__main__':
pcutils.try_page('def/', 'equality', caption='Challenge page')
print()
mess_below = pcutils.get_string_from_page('def/',
'equality',
start='<!--',
end='-->')
pcutils.print_lines(
mess_below.split(pcutils.NEWLINE)[0:10], 'Mess below from web page')
print('...')
print()
pattern = '[a-z]{1}[A-Z]{3}[a-z]{1}[A-Z]{3}[a-z]{1}'
matches = re.findall(pattern, mess_below)
pcutils.print_lines(matches, 'Matches')
print()
page = ''.join(s[4] for s in matches)
pcutils.try_page('def/', page, caption='Trying page in url...')
message = pcutils.get_string_from_page(
'def/',
page,
import pcutils
import collections
if __name__ == '__main__':
pcutils.try_page('def/', 'ocr', caption='Challenge page')
print()
s = pcutils.get_string_from_page(
'def/',
'ocr',
start='<!--',
end='-->',
)
mess_below = s[s.index('%'):]
pcutils.print_lines(
mess_below.split(pcutils.NEWLINE)[0:10], 'Mess below from web page')
print('...')
print()
frequencies = collections.defaultdict(lambda: 0)
for ch in mess_below:
if ch.isalnum():
frequencies[ch] += 1
pcutils.print_lines(frequencies.items(),
'Frequencies of characters in mess')
print()
page = ''.join(ch for ch, f in frequencies.items() if f == 1)
pcutils.try_page('def/', page, caption='Next challenge page')