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- #!/usr/bin/env escript
- how_many([]) ->
- none;
- how_many([_]) ->
- one;
- how_many([_, _]) ->
- couple;
- how_many([_, _, _]) ->
- a_few;
- how_many(_) ->
- many.
- show_how_many(L) ->
- io:format("how_many(~p) => ~p~n", [L, how_many(L)]).
- main(_Args) ->
- show_how_many([]),
- show_how_many([1]),
- show_how_many([1,2]),
- show_how_many([1,2,3]),
- show_how_many([1,2,3,4]),
- show_how_many([1,2,3,4,5,6,7,8,9]),
- halt(0).
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