<h2 id="heading-url">URL</h2>
<p><a target="_blank" href="https://leetcode.com/problems/the-k-weakest-rows-in-a-matrix/description/?envType=daily-question&amp;envId=2023-09-18">https://leetcode.com/problems/the-k-weakest-rows-in-a-matrix/description/?envType=daily-question&amp;envId=2023-09-18</a></p>
<h2 id="heading-code">Code</h2>
<p><a target="_blank" href="https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202309/the_k_weakest_rows_in_a_matrix/main.fsx">https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202309/the_k_weakest_rows_in_a_matrix/main.fsx</a></p>
<pre><code class="lang-fsharp"><span class="hljs-keyword">let</span> kWeakestRows (mat: int list list) (k: int) : int list =
    mat
    |&gt; List.map List.sum
    |&gt; List.indexed
    |&gt; List.sortBy snd
    |&gt; List.take k
    |&gt; List.map fst
</code></pre>


## URL

[https://leetcode.com/problems/the-k-weakest-rows-in-a-matrix/description/?envType=daily-question&envId=2023-09-18](https://leetcode.com/problems/the-k-weakest-rows-in-a-matrix/description/?envType=daily-question&envId=2023-09-18)

## Code

[https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202309/the\_k\_weakest\_rows\_in\_a\_matrix/main.fsx](https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202309/the_k_weakest_rows_in_a_matrix/main.fsx)

```fsharp
let kWeakestRows (mat: int list list) (k: int) : int list =
    mat
    |> List.map List.sum
    |> List.indexed
    |> List.sortBy snd
    |> List.take k
    |> List.map fst
```

LeetCode 1337. The K Weakest Rows in a Matrix in F#

URL

Code