Sha256: 8237aa72da64c20646098c6048c53838a075b03addf03e161920b547bac3e371

Contents?: true

Size: 309 Bytes

Versions: 84

Compression:

Stored size: 309 Bytes

Contents

-module(grains).
-export([square/1, total/0]).

square(N) ->
  square(N, 1).

square(1, Acc) ->
  Acc;
square(N, Acc) ->
  square(N - 1, Acc * 2).

total() ->
  % Not the most efficient, but is passes.
  lists:foldl(fun(Elem, Acc) -> square(Elem) + Acc end,
              0,
              lists:seq(1, 64)).

Version data entries

84 entries across 84 versions & 1 rubygems

Version Path
trackler-2.0.6.28 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.27 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.26 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.25 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.24 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.23 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.22 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.21 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.20 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.19 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.18 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.17 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.16 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.15 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.14 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.13 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.12 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.11 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.10 tracks/erlang/exercises/grains/example.erl
trackler-2.0.6.9 tracks/erlang/exercises/grains/example.erl