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-module(ets_use). -export([t1/0, t2/0]). t1() -> case n() of T when is_atom(T) -> atm; T when is_integer(T) -> int end. t2() -> case n() of T when is_integer(T) -> int; T when is_atom(T) -> atm end. n() -> ets:new(n, [named_table]).