yo

movies = {
    Memento: 4,
    American_Beauty: 3,
    Inception: 5
}

puts "Enter your choice!"
puts "Type add to add a movie and it's rating."
puts "Type update to update a movie rating."
puts "Type display to show the movie and it's rating."
puts "Type delete to remove a movie from the list."
choice = gets.chomp

case choice
when "add"
    puts "What is the title of the movie you want to add?"
    title = gets.chomp
    if movies[title.to_sym].nil?
        puts "How would you rate that movie?"
        rating = gets.chomp
        movies[title.to_sym] = rating.to_i
        puts "We have added #{title} with the rating of #{rating}!"
    else
        puts "We already have that movie in the system."
        puts "It's rating is #{rating}"
    end
when "update"
    puts "What is the title of the movie you want to update?"
    title = gets.chomp
    if movies[title.to_sym].nil?
        puts "Error!"
    else
        puts "How would you rate the movie?"
        rating = gets.chomp
        movies[title.to_sym] = rating.to_i
        puts "We have updated #{title} with the rating of #{rating}!"
    end
when "display"
   movies. each do |movie, rating|
       puts "#{movie}: #{rating}"
   end
when "delete"
    puts "What is the title of the movie you want to delete?"
    title = gets.chomp
    if movies[title.to_sym].nil?
        puts "Error!"
    else
    movies.delete(title.to_sym)
    puts "We have deleted #{title} from the list."
end
end