tracks/erlang/exercises/nucleotide-count/src/example.erl in trackler-2.0.6.30 vs tracks/erlang/exercises/nucleotide-count/src/example.erl in trackler-2.0.6.31

@@ -1,8 +1,8 @@
 -module(example).
 
--export([count/2, nucleotide_counts/1, validate/1]).
+-export([count/2, nucleotide_counts/1, validate/1, test_version/0]).
 
 count(Dna, N) ->
   validate(N),
 
   lists:foldl(
@@ -24,5 +24,8 @@
 nucleotide_counts(Dna) ->
   [{"A", count(Dna, "A")},
    {"T", count(Dna, "T")},
    {"C", count(Dna, "C")},
    {"G", count(Dna, "G")}].
+
+test_version() ->
+    1.