ゆきうさぎ製造マシーン(Ruby) | Codetter（こーどったー）

def textread()
  pattern=Regexp.new(ARGV[0])
  file1=ARGV[1]
  file2=ARGV[2]
  file_in=open(file1)
  file_out=open(file2,"w")
  count=1
  while text=file_in.gets()
    if count%2!=0
      file_out.puts(text)
      if pattern=~text
        snow=file_in.gets()
        prabbit=snow.to_i/10
        print(text,":",prabbit)
      end
    else
      rabbit=text.to_i/10
      file_out.puts(rabbit)
    end
    count=count+1
  end
  file_in.close
  file_out.close
end

textread()