def solve(problem_id, prompt):
source = urllib.request.urlopen(hacker_org_util.build_challenge_url(problem_id)).read().decode()
answer = re.search(r'{prompt}.*<b>(.*)</b>'.format(prompt=prompt), source, flags=re.DOTALL).group(1).strip()
print(answer)
print(urllib.request.urlopen(hacker_org_util.build_challenge_url(problem_id, answer)).read().decode())
def main():
url = 'http://whitehouse.gov'
print('get url:', hacker_org_util.build_challenge_url(PROBLEM_ID, url))
request = urllib.request.Request(hacker_org_util.build_challenge_url(PROBLEM_ID, url), headers={'Referer': url})
print(urllib.request.urlopen(request).read().decode())
def solve(problem_id, prompt, post_process=lambda s:s):
source = urllib.request.urlopen(hacker_org_util.build_challenge_url(problem_id)).read().decode()
answer = post_process(re.search(r'{prompt}.*<b>(.*)</b>'.format(prompt=prompt), source, flags=re.DOTALL).group(1).strip())
print(answer)
print(urllib.request.urlopen(hacker_org_util.build_challenge_url(problem_id, answer)).read().decode())
def main():
source = urllib.request.urlopen(
hacker_org_util.build_challenge_url(PROBLEM_ID)).read().decode()
directions = re.findall(r'(?<=<img src="img/.).(?=.\.gif">)',
source,
flags=re.DOTALL)
out_image = Image.new('1', (300, 30))
x, y = 10, 10
out_image.putpixel((x, y), 1)
for direction in directions:
for _ in range(5):
if direction == 'u':
y -= 1
elif direction == 'r':
x += 1
elif direction == 'd':
y += 1
else:
x -= 1
out_image.putpixel((x, y), 1)
out_image.show()
out_image.close()
def main():
source = urllib.request.urlopen(hacker_org_util.build_challenge_url(PROBLEM_ID)).read().decode()
m = re.search('<p>(.*)<p>', source, flags=re.DOTALL)
text = m.group(1)
print(''.join(re.findall(r'[A-Z]', text)))
def main():
source = urllib.request.urlopen(
hacker_org_util.build_challenge_url(PROBLEM_ID)).read().decode()
m = re.search('<p>(.*)<p>', source, flags=re.DOTALL)
text = m.group(1)
print(''.join(re.findall(r'[A-Z]', text)))
def main():
urllib.request.urlopen(hacker_org_util.build_challenge_url(PROBLEM_ID))
local_filename = urllib.request.urlretrieve(
'http://www.hacker.org/challenge/misc/stars.php')[0]
image = Image.open(local_filename)
answer = ''
for y in range(8, image.size[1], 16):
answer += chr(
int(''.join(
map(
lambda x: '1'
if image.getpixel((x, y)) == (230, 230, 230) else '0',
range(8, image.size[0], 16))),
base=2))
print(answer)
print(
urllib.request.urlopen(
hacker_org_util.build_challenge_url(PROBLEM_ID,
answer)).read().decode())
def main():
source = urllib.request.urlopen(hacker_org_util.build_challenge_url(PROBLEM_ID)).read().decode()
directions = re.findall(r'(?<=<img src="img/.).(?=.\.gif">)', source, flags=re.DOTALL)
out_image = Image.new('1', (300, 30))
x, y = 10, 10
out_image.putpixel((x, y), 1)
for direction in directions:
for _ in range(5):
if direction == 'u':
y -= 1
elif direction == 'r':
x += 1
elif direction == 'd':
y += 1
else:
x -= 1
out_image.putpixel((x, y), 1)
out_image.show()
out_image.close()
def main():
print(urllib.request.urlopen(hacker_org_util.build_challenge_url(PROBLEM_ID, 'marmelade'), data=b'').read().decode())
