#!/usr/bin/env ruby
# -*- coding: utf-8-*-

def iro()
  karaa = ["赤","橙","黄","黄緑","緑","水","青","紫","桃","茶","白","灰","黒"]
  karaa[rand(karaa.length)]
end

puts"今日のラッキーカラーは..."
sleep(3)
printf("%s色です!\n",iro)