gistfile1.rb

#coding:UTF-8
require 'twitter'
require 'kconv'

input = ARGF.gets.toutf8

Twitter.configure do |config|
  config.consumer_key = '**************'
  config.consumer_secret = '******************************'
  config.oauth_token = '******************************'
  config.oauth_token_secret = '****************************'
end

client = Twitter::Client.new

client.update input
puts input