LeetCode 231 Power of Two (Power of 2)

Source: Internet
Author: User

LeetCode 231 Power of Two (Power of 2)
Translation

Given an integer, write a function to determine whether it is a power of 2.
Original
Given an integer, write a function to determine if it is a power of two.
Analysis

For details, see this article: LeetCode 326 Power of Three (3 Power) (recursion, Log function)

Check the question number. 326 is the enhanced version of this question. 326 requires loop or recursion ...... You can read the article above.

I posted my code directly in this question ......

Code
Class Solution {public: bool isPowerOfTwo (int n) {double logAns = log10 (n)/log10 (2); return (logAns-int (logAns) = 0 )? True: false ;}};

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