cube = lambda x: pow(x, 3)
def fibonacci(n):
numbers = []
for i in range(n):
if i <= 1:
numbers.append(i)
else:
numbers.append(numbers[len(numbers)-1] + numbers[len(numbers)-2])
return numbers
if __name__ == '__main__':
n = int(input())
print(list(map(cube, fibonacci(n))))
Validating Email Address with a Filter
import re
def fun(s):
# return True if s is a valid email, else return False
if re.match(r'^[a-zA-Z0-9_-]+@[a-zA-Z0-9]+\.[a-zA-Z]{1,3}$', s):
return True
else:
return False
def filter_mail(emails):
return list(filter(fun, emails))
if __name__ == '__main__':
n = int(input())
emails = []
for _ in range(n):
emails.append(input())
filtered_emails = filter_mail(emails)
filtered_emails.sort()
print(filtered_emails)
Reduce Function
from fractions import Fraction
from functools import reduce
def product(fracs):
t = reduce(lambda x, y: x * y, fracs)
return t.numerator, t.denominator
if __name__ == '__main__':
fracs = []
for _ in range(int(input())):
fracs.append(Fraction(*map(int, input().split())))
result = product(fracs)
print(*result)
