tracks/ocaml/exercises/prime-factors/example.ml in trackler-2.2.1.137 vs tracks/ocaml/exercises/prime-factors/example.ml in trackler-2.2.1.138

@@ -18,6 +18,6 @@
             res := Some (List.concat [factors_of' i'; factors_of' m]));
         i := (i' - 1L);
     done;
     Option.value ~default:[n] !res
 
-let factors_of n = List.sort ~cmp:Int64.compare (factors_of' n)
+let factors_of n = List.sort ~compare:Int64.compare (factors_of' n)