Is A Power Of 2

easy

1. You are given a number n.
2. You have to check whether it is a power of 2 or not.

Input Format

A number n

Output Format

true/false

Constraints

1 &lt;= n &lt;= 10^9

Notice

Try First, Check Solution later

1. You should first read the question and watch the question video.
2. Think of a solution approach, then try and submit the question on editor tab.
3. We strongly advise you to watch the solution video for prescribed approach.

Example

Input

Output

true

Count Set Bits In First N Natural Numbers

Solve 7n By 8

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