<h2 id="heading-url">URL</h2>
<p><a href="https://leetcode.com/problems/number-of-1-bits/" class="autolinkedURL autolinkedURL-url" target="_blank">leetcode.com/problems/number-of-1-bits</a></p>
<h2 id="heading-code">Code</h2>
<p><a href="https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/problems/0191/main.fsx" class="autolinkedURL autolinkedURL-url" target="_blank">github.com/syohex/dotnet-study/blob/master/..</a></p>
<pre><code class="lang-fsharp">let hammingWeight (n: uint32) : int =
    let rec hammingWeight' (n: uint32) acc =
        if n = 0u then
            acc
        else
            let acc' = if n &amp;&amp;&amp; 1u = 1u then acc + 1 else acc
            hammingWeight' (n &gt;&gt;&gt; 1) acc'

    hammingWeight' n 0
</code></pre>


## URL

https://leetcode.com/problems/number-of-1-bits/

## Code

https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/problems/0191/main.fsx

```fsharp
let hammingWeight (n: uint32) : int =
    let rec hammingWeight' (n: uint32) acc =
        if n = 0u then
            acc
        else
            let acc' = if n &&& 1u = 1u then acc + 1 else acc
            hammingWeight' (n >>> 1) acc'

    hammingWeight' n 0
```

LeetCode 191. Number of 1 Bits in F#

URL

Code