<h2 id="heading-url">URL</h2>
<p><a target="_blank" href="https://leetcode.com/problems/detect-capital/description/">https://leetcode.com/problems/detect-capital/description/</a></p>
<h2 id="heading-code">Code</h2>
<p><a target="_blank" href="https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202301/detect_capital/main.fsx">https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202301/detect_capital/main.fsx</a></p>
<pre><code class="lang-plaintext">open System

let detectCapitalUse (word: string) : bool =
    let cs = word |&gt; Seq.toList

    if (cs |&gt; List.head |&gt; Char.IsLower) then
        cs |&gt; List.forall Char.IsLower
    else
        cs |&gt; List.forall Char.IsUpper
        || cs |&gt; List.skip 1 |&gt; List.forall Char.IsLower
</code></pre>


## URL

[https://leetcode.com/problems/detect-capital/description/](https://leetcode.com/problems/detect-capital/description/)

## Code

[https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202301/detect\_capital/main.fsx](https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202301/detect_capital/main.fsx)

```plaintext
open System

let detectCapitalUse (word: string) : bool =
    let cs = word |> Seq.toList

    if (cs |> List.head |> Char.IsLower) then
        cs |> List.forall Char.IsLower
    else
        cs |> List.forall Char.IsUpper
        || cs |> List.skip 1 |> List.forall Char.IsLower
```

Shohei Yoshida's Blog

Shohei Yoshida's Blog

LeetCode 520. Detect Capital in F#

URL

Code