Тестовый файл

ranking_test.rb

if ARGV[0] != nil
  filename = ARGV[0]
else
  filename = File.open("movies.txt", "r")
end

File.readlines(filename).each do |line|
   movies = line.split("|")
   if movies[1].include? "Max"
     rank = (movies[7].to_f*10 - 80).to_i
     puts "Title: #{movies[1]}, rank: #{"*"*rank}"
   end
end