ar x esrc:2.a
pc -L [a-l]*.e
pc -L [m-z]*.e
ar r em1:2.a [a-l]*.l
ar r em1:2.a [m-z]*.l
rm [a-l]*.e
rm [m-z]*.e
rm [a-l]*.l
rm [m-z]*.l
