Erlang Day 1 Exercises

counter.erl

-module(counter).
-export([count/1]).
-export([str_count/2]).

%count to 10 recursively
count(10) -> 10;
count(N) -> count(N+1).

%count the words in a string recursively
str_count([],N) -> N;
str_count([Head|Rest],N) -> if 
                              Head == 32 -> 
                                str_count(Rest, N+1);
                              true -> 
                                str_count(Rest, N)
                            end.