test.rb

#! /usr/bin/ruby/
a = gets.chomp
class Test
  def initialize
    @hi = puts "Hi!"
  end
  def var (x)
    @x = x
  end
  def welcome
    @wel = puts "and welcome to Ruby tutorials!"
  end
  def final
    initialize + '' + var(a) + '' + welcome
  end

end
  usr = Test.new
  puts usr.final