2025-08-15 08:51:01 +0000 UTC
Power of Four
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class Solution:
def isPowerOfFour(self, n: int) -> bool:
if n <= 0:
return False
while n % 4 == 0:
n //= 4
return n == 1
class Solution:
def isPowerOfFour(self, n: int) -> bool:
if n <= 0:
return False
while n % 4 == 0:
n //= 4
return n == 1