Encotel

#!/usr/bin/env ruby
#Austecliano de Sá Anacleto
phones = String.new
while str = gets
  phone = Array.new
  str.each_char do |c|
    case c
      when 'A','B','C'
        phone << 2
      when 'D','E','F'
        phone << 3
      when 'G','H','I'
        phone << 4
      when 'J','K','L'
        phone << 5
      when 'M','N','O'
        phone << 6
      when 'P','Q','R','S'
        phone << 7
      when 'T','U','V'
        phone << 8
      when 'W','X','Y','Z'
        phone << 9
      when '-'
        phone << '-'
      when '1'
        phone << 1
      when ' '
        phone << ' '
    end
  end
  phones << "#{phone}\n"
end
print phones