["プログラミング","英語"]
["chomp." "case."" def."" elsif."" else."" end."" gets."" if."" ls."" \n."" print."" puts."" printf."" ruby
"".rand."" sleep."" to_i."" to_f."" while."" when","agitato."" animato."" brilant."" con brio."" ca"]