def challenge_10():
url = "https://www.hellboundhackers.org/challenges/timed/timed10/index.php"
content = _get(url)
body = parse_web_page(content)
m = re.search(r"(?<=(following\sintegers:\s))[0-9\s]+", body)
numbers = list(map(int, m.group(0).split(" ")))
g = gcd(numbers[0], numbers[1])
for n in numbers[2:]:
g = gcd(g, n)
content = _post(url, dict(answer=g, submit="Answer!"))
print(parse_web_page(content))
def broadcast(self, type, data):
"""
Broadcast data to nodes
:param nodes: list of nodes
:param type: str, 'tx', 'block', or 'node'
:param data: a dict, depends on type,
"""
data = {type: data, 'port': self.port}
for node in list(self.nodes):
url = f'http://{node}/add_{type}'
ret, data = utils._post(url=url, json=data)
if not ret:
self.nodes.remove(node)
def challenge_2():
url = "https://www.hellboundhackers.org/challenges/timed/timed2/index.php"
post_url = "https://www.hellboundhackers.org/challenges/timed/timed2/index.php?check"
content = _get(url)
body = parse_web_page(content)
m = re.search(r"(?<=(your\sstring\sis:\s))\w+", body)
base_text = m.group(0)
ans = 0
for s in base_text:
if "0" <= s <= "9":
ans += int(s)
data = dict(ans=ans, submit="Check")
content = _post(post_url, data)
print(parse_web_page(content))
def challenge_8():
url = "https://www.hellboundhackers.org/challenges/timed/timed8/index.php"
content = _get(url)
body = parse_web_page(content)
m = re.search(r"(?<=(where\sans\s=\sa<br/><br/>))[a0-9\+\-x\/\=]+", body)
equation = m.group(0)
print(f"[*] {equation}")
left, right = equation.split("=")
left1, left2 = left.split("+")
left2_1, left2_2 = left2.split("x")
ans = int(right) - (int(left2_1) * int(left2_2))
print(f"[*]{ans}")
content = _post(url, {"ans": ans})
print(parse_web_page(content))
def challenge_3():
url = "https://www.hellboundhackers.org/challenges/timed/timed3/index.php"
post_url = "https://www.hellboundhackers.org/challenges/timed/timed3/index.php?check"
wordlist_url = "https://www.hellboundhackers.org/challenges/timed/timed3/data.txt"
filename = wget.download(wordlist_url)
with open(filename, "rb") as f:
wordlist = f.read().split(b",")
content = _get(url)
body = parse_web_page(content)
m = re.search(r"(?<=(your\sstring\sis:\s))\w+", body)
md5 = m.group(0)
for w in wordlist:
if hashlib.md5(w).hexdigest() == md5:
data = dict(ans=w.decode("utf-8"), submit="Check")
content = _post(post_url, data)
print(parse_web_page(content))
return
print("No Match")
def challenge_4():
url = "https://www.hellboundhackers.org/challenges/timed/timed4/index.php"
post_url = "https://www.hellboundhackers.org/challenges/timed/timed4/index.php?check"
def rule(s):
r = s[0] + s[-1]
for i in range(2, len(s)):
if i % 2 == 0:
r += s[i]
else:
r += s[i - 2]
return r
content = _get(url)
body = parse_web_page(content)
m = re.search(r"(?<=(Your\sword\sis:\s<strong>))\w+", body)
s = m.group(0)
data = dict(ans=rule(s), submit="Check")
content = _post(post_url, data)
print(parse_web_page(content))
def challenge_9():
url = "https://www.hellboundhackers.org/challenges/timed/timed9/index.php"
content = _get(url)
body = parse_web_page(content)
m1 = re.search(r"(?<=(the\sfirst\s))[0-9]+", body)
m2 = re.search(r"(?<=(beginning\swith\s))[0-9]+", body)
m3 = re.search(r"(?<=(and\s))[0-9]+", body)
int_1, int_2, int_3 = int(m1.group(0)), int(m2.group(0)), int(m3.group(0))
def fib(i, j, l):
s = i + j
for _ in range(l - 2):
k = i + j
i = j
j = k
s += k
return s
ans = fib(int_2, int_3, int_1)
content = _post(url, dict(answer=ans, submit="Answer!"))
print(parse_web_page(content))
def challenge_11():
url = "https://www.hellboundhackers.org/challenges/timed/timed11/index.php"
content = _get(url)
soup = BeautifulSoup(content, 'html.parser')
body = soup.find(class_="main-body")
table = body.table
rows = table.find_all('tr')
X = []
y = []
for row in rows[1:]:
cols = row.find_all('td')
i, j = [float(col.center.contents[0]) for col in cols]
X += [[i**k for k in range(6, -1, -1)]]
y += [j]
X = np.array(X)
y = np.array(y)
s = solve(X, y)
print(s)
m = re.search(r"(?<=(f\())[0-9\.]+", str(body))
k = float(m.group(0))
ans = np.dot(np.array([k**i for i in range(6, -1, -1)]), s.T)
print(ans)
content = _post(url, dict(answer=ans, submit="Answer!"))
print(parse_web_page(content))