Power of Three Given an integer n
, return true
if it is a power of three. Otherwise, return false
.
An integer n
is a power of three, if there exists an integer x
such that n == 3x
.
Example 1:
Input: n = 27 Output: true
Example 2:
Input: n = 0 Output: false
Example 3:
Input: n = 9 Output: true
Constraints:
-231 <= n <= 231 - 1
Power of Three Solutions
✅Time: O(n)
✅Space: O(n)
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