ex15.rb

filename = ARGV.first

prompt = "> "
txt= File.open(filename)

puts "Here's your file: #{filename}"
puts txt.read()

txt.close()

puts "I'll also ask you to type it again:"

print prompt

file_again = STDIN.gets.chomp()

txt_again = File.open(file_again)

puts txt_again.read()

txt_again.close()