mirror of
https://github.com/TheAlgorithms/Python.git
synced 2025-03-14 10:39:49 +00:00
30061ecae3
I improved formatting and style to make PyLama happier. Linters used: - mccabe - pep257 - pydocstyle - pep8 - pycodestyle - pyflakes - pylint - isort
28 lines
545 B
Python
28 lines
545 B
Python
"""Binary Exponentiation."""
|
|
|
|
# Author : Junth Basnet
|
|
# Time Complexity : O(logn)
|
|
|
|
|
|
def binary_exponentiation(a, n):
|
|
|
|
if (n == 0):
|
|
return 1
|
|
|
|
elif (n % 2 == 1):
|
|
return binary_exponentiation(a, n - 1) * a
|
|
|
|
else:
|
|
b = binary_exponentiation(a, n / 2)
|
|
return b * b
|
|
|
|
|
|
try:
|
|
BASE = int(input('Enter Base : '))
|
|
POWER = int(input("Enter Power : "))
|
|
except ValueError:
|
|
print("Invalid literal for integer")
|
|
|
|
RESULT = binary_exponentiation(BASE, POWER)
|
|
print("{}^({}) : {}".format(BASE, POWER, RESULT))
|