Grade School

Challenge Overview

Given students' names along with the grade that they are in, create a roster for the school.

Visit the grade-school exercise on Exercism to read the full instructions and download the exercise files.

Community Solutions

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The following are the top 3 community solutions by stars:

Solution 1 by @Ryan-Robbins (⭐ 3) — View on Exercism
Solution 2 by @shawn-martin (⭐ 0) — View on Exercism
Solution 3 by @domasin (⭐ 0) — View on Exercism

Source: Exercism fsharp/grade-school

💡 View Solution

module GradeSchool

type School = Map<int, string list>

let empty: School = Map.empty

let add student grade (school: School) = 
  if school.Values |> List.concat |> List.contains student then
    school
  else