Day 1-2

problem1.erl → day1.erl

@@ -1,4 +1,4 @@
--module(foo).
+-module(day1).
 
 -export([main/1]).
 
@@ -7,10 +7,9 @@ main(Args) ->
 	{ok, Filedata} = file:read_file(Filename),
 	Elves = binary:split(Filedata, <<"\n\n">>, [global, trim_all]),
 	Loads = lists:map(fun elf_load/1, Elves),
-	{lists:max(Loads), ok}.
+	[First, Second, Third | _Rest] = lists:sort(fun (A,B) -> A >= B end, Loads),
+	{First, First + Second + Third}.
 
 elf_load([]) -> 0;
 elf_load([Load | Rest]) -> binary_to_integer(Load) + elf_load(Rest);
 elf_load(LoadString) when is_binary(LoadString) -> elf_load(binary:split(LoadString, <<$\n>>, [global, trim_all])).
-
-