numerosaletras.rb

#programa que cambia numeros a letras, si le ponen 11 les dira que es teenone u 12 teentwo pero no se fijen xD

#variables____________________________________________________________________

number=String.new

#methods______________________________________________________________________

def onedigit (number)
  x = case number
  when 0 then ''
  when 1 then 'one'
  when 2 then 'two'
  when 3 then 'three'
  when 4 then 'four'
  when 5 then 'five'
  when 6 then 'six'
  when 7 then 'seven'
  when 8 then 'eight'
  when 9 then 'nine'
  end
  return x
end

def twodigits (number)
  x = case number
  when 1 then 'teen'
  when 2 then 'twenty'
  when 3 then 'thirty'
  when 4 then 'fourty'
  when 5 then 'fifty'
  when 6 then 'sixty'
  when 7 then 'seventy'
  when 8 then 'eighty'
  when 9 then 'ninethy'
  end
  return x
end

#BODY____________________________________________________________________________________________

p 'enter a number: '
myarray = gets.chomp.split(//).reverse!

myarray.each_with_index{|item,count|
if count == 0 then
     number=number + onedigit(item.to_i)
elsif count == 1 then
     number=number.insert(0,twodigits(item.to_i))
elsif count == 2 then
     number=number.insert(0,"#{onedigit(item.to_i)}hundred ")
elsif count == 3 then
     number=number.insert(0,"#{onedigit(item.to_i)}thousand ")
elsif count == 3 then
     number=number.insert(0,"#{onedigit(item.to_i)}million ")
end
}

puts number