<h2 id="heading-url">URL</h2>
<p><a target="_blank" href="https://leetcode.com/problems/power-of-two/description/?envType=daily-question&amp;envId=2024-02-19">https://leetcode.com/problems/power-of-two/description/?envType=daily-question&amp;envId=2024-02-19</a></p>
<h2 id="heading-code">Code</h2>
<p><a target="_blank" href="https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202402/power_of_two/main.fsx">https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202402/power_of_two/main.fsx</a></p>
<pre><code class="lang-fsharp"><span class="hljs-keyword">open</span> System.Numerics

<span class="hljs-keyword">let</span> isPowerOfTwo (n: int) : bool =
    n &gt;= <span class="hljs-number">1</span> &amp;&amp; BitOperations.PopCount(uint n) = <span class="hljs-number">1</span>
</code></pre>


## URL

[https://leetcode.com/problems/power-of-two/description/?envType=daily-question&envId=2024-02-19](https://leetcode.com/problems/power-of-two/description/?envType=daily-question&envId=2024-02-19)

## Code

[https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202402/power\_of\_two/main.fsx](https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202402/power_of_two/main.fsx)

```fsharp
open System.Numerics

let isPowerOfTwo (n: int) : bool =
    n >= 1 && BitOperations.PopCount(uint n) = 1
```

LeetCode 231. Power of Two in F#

URL

Code