=begin
creating a table of contents from user input
=end

STDOUT.sync = true

puts "Table of Contents \n ===== == ======="
books = []

chapter = ''
subject = ''
page = ''
input = ''
while !input.match('x')
  puts "Enter \'Chapter No\', \'Subject Name\', \'Page No\' accordingly"
  chapter = gets.chomp
  subject = gets.chomp
  page = gets.chomp
    books << {'chapter' => chapter, 'subject'=>subject, 'page'=>page}
    puts "enter \'x\' to exit ENTER to continue"
    input = gets.chomp
end

books.each do |data|
  puts data.to_s + " "
end