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#!/usr/bin/env ruby -wKU# encoding: utf-8require "rubygems"require "sinatra"require "erb"require "thin"def put_html(filename)  result = ""  File.open(filename, "r").each_line do |line|    result = result << line  end  return resultendget "/" do  erb :indexend__END__@@ index<% start_time = Time.new %><%=put_html("public/index.html") %><% end_time = Time.new - start_time %><%="<p>Execution time %.9f</p>" % end_time %>