<h2 id="heading-url">URL</h2>
<p><a href="https://leetcode.com/problems/valid-anagram/" class="autolinkedURL autolinkedURL-url" target="_blank">leetcode.com/problems/valid-anagram</a></p>
<h2 id="heading-code">Code</h2>
<p><a href="https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/problems/0242/main.fsx" class="autolinkedURL autolinkedURL-url" target="_blank">github.com/syohex/dotnet-study/blob/master/..</a></p>
<pre><code class="lang-fsharp">let isAnagram (s: string) (t: string) : bool =
    let rec isAnagram' ss tt =
        match ss, tt with
        | [], [] -&gt; true
        | [], _
        | _, [] -&gt; false
        | h1 :: t1, h2 :: t2 -&gt;
            if h1 = h2 then
                isAnagram' t1 t2
            else
                false

    isAnagram' (s |&gt; Seq.sort |&gt; Seq.toList) (t |&gt; Seq.sort |&gt; Seq.toList)
</code></pre>


## URL

https://leetcode.com/problems/valid-anagram/

## Code

https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/problems/0242/main.fsx

```fsharp
let isAnagram (s: string) (t: string) : bool =
    let rec isAnagram' ss tt =
        match ss, tt with
        | [], [] -> true
        | [], _
        | _, [] -> false
        | h1 :: t1, h2 :: t2 ->
            if h1 = h2 then
                isAnagram' t1 t2
            else
                false

    isAnagram' (s |> Seq.sort |> Seq.toList) (t |> Seq.sort |> Seq.toList)
```

LeetCode 242. Valid Anagram in F#

URL

Code