Files
leetcode/342-power-of-four/342-power-of-four.py
T

11 lines
255 B
Python

class Solution:
def isPowerOfFour(self, n: int) -> bool:
if n <= 0:
return False
if n == 1:
return True
if n % 4 == 0:
return self.isPowerOfFour(n / 4)
return False