Search⌘ K
AI Features

Solution: Power of Three

Discover how to check if an integer is a power of three by using a math-based approach that avoids loops and recursion. This lesson explains the underlying concept involving prime factors and the largest power of three within 32-bit integers. Learn to perform constant time checks efficiently and understand the reasoning behind the solution.

Statement

Given an integer n, determine whether it is a power of three. Return TRUE if it is, and FALSE otherwise.

An integer n is considered a power of three if there exists an integer x such that n ==3x== 3^x ...