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99 Elm Problems/Problem 27
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Group the elements of a set into disjoint subsets.27.a) In how many ways can a group of 9 people work in 3 disjoint subgroups of 2, 3 and 4 persons? Write a function that generates all the possibilities and returns them in a list.27.b) Generalize the function to allow group sizes to be specified.
# # # THIS IS A STUB # # #
Example in Elm:
import Html exposing (text)
import List
f : Int -> Int
-- your implementation goes here
main = text (toString (f 0))
Result:
4
Solutions