Waste less time on Facebook — follow Brilliant.
×
Back to all chapters

Functional Programming

Functional programming can be especially functional when performing lots of different operations on data that with a known amount of variation. See how by diving into this collection.

Concept Quizzes

Foldlist

     

Consider the function below which uses fold, and an anonymous helper function.

What is the output, when x = [1; 2; 3; 4; 5; 6]?

1
List.fold ~f:(fun a b -> a * b) ~init:1 x ;;
View solution
View wiki
by Brilliant Staff

Use fold or reduce to find the greatest common divisor of all the positive integers in the following file.

View solution
View wiki
by Brilliant Staff

Consider the following snippet written in OCaml:

1
2
3
let list_func our_list = 
    List.fold_left ~f:(fun first second -> second::first)
                   ~init:[] our_list;;

What is the output when the following list is input:

\([8; 2; 5; 5]\)

View solution
View wiki
by Brilliant Staff
×

Problem Loading...

Note Loading...

Set Loading...