game.rb

def correct?(users_guess,computer_number)
  return computer_number == users_guess
end

interface.rb

require_relative './game'

computer_number = rand(100)

loop do
  puts 'Guess my number:'
  user_input = gets.chomp.to_i
  if user_input < computer_number
    puts 'the number is bigger'
  elsif user_input > computer_number
    puts 'the number is smaller'
  end
  break if correct?(user_input,computer_number)
end


puts 'heeeey you found it xD'