<h2 id="heading-url">URL</h2>
<a target="_blank" href="https://leetcode.com/problems/maximum-nesting-depth-of-the-parentheses/description/?envType=daily-question&amp;envId=2024-04-04">https://leetcode.com/problems/maximum-nesting-depth-of-the-parentheses/description/?envType=daily-question&amp;envId=2024-04-04</a>
<h2 id="heading-code">Code</h2>
<a target="_blank" href="https://github.com/syohex/dotnet-study/tree/master/fsharp/leetcode/challenge/202404/maximum_nesting_depth_of_the_parentheses/main.fsx">https://github.com/syohex/dotnet-study/tree/master/fsharp/leetcode/challenge/202404/maximum_nesting_depth_of_the_parentheses/main.fsx</a>
<pre><code class="lang-fsharp">let maxDepth (s: string) : int =
 let rec maxDepth' cs depth ret =
 match cs with
 | [] -&gt; ret
 | h :: t -&gt;
 match h with
 | '(' -&gt; maxDepth' t (depth + 1) (System.Math.Max(ret, depth + 1))
 | ')' -&gt; maxDepth' t (depth - 1) ret
 | _ -&gt; maxDepth' t depth ret

 maxDepth' (Seq.toList s) 0 0
</code></pre>

## URL

[https://leetcode.com/problems/maximum-nesting-depth-of-the-parentheses/description/?envType=daily-question&envId=2024-04-04](https://leetcode.com/problems/maximum-nesting-depth-of-the-parentheses/description/?envType=daily-question&envId=2024-04-04)

## Code

[https://github.com/syohex/dotnet-study/tree/master/fsharp/leetcode/challenge/202404/maximum\_nesting\_depth\_of\_the\_parentheses/main.fsx](https://github.com/syohex/dotnet-study/tree/master/fsharp/leetcode/challenge/202404/maximum_nesting_depth_of_the_parentheses/main.fsx)

```fsharp
let maxDepth (s: string) : int =
    let rec maxDepth' cs depth ret =
        match cs with
        | [] -> ret
        | h :: t ->
            match h with
            | '(' -> maxDepth' t (depth + 1) (System.Math.Max(ret, depth + 1))
            | ')' -> maxDepth' t (depth - 1) ret
            | _ -> maxDepth' t depth ret

    maxDepth' (Seq.toList s) 0 0
```

LeetCode 1614. Maximum Nesting Depth of the Parentheses in F#

URL

Code