#!/usr/bin/env ruby
# Copyright 2005 Daniel Cer (daniel.cer@cs.colorado.edu)
#
# This work is licensed under the Creative Commons Attribution-NonCommercial-
# ShareAlike License. To view a copy of this license, visit 
# http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to 
# Creative Commons, 543 Howard Street, 5th Floor, San Francisco, California, 
# 94105, USA.

if ARGV.length != 1
   $stderr.puts "Usage:\n\t#{$0} (file with numbers to sort)\n"
   exit -1
end

# read in items
items = Array.new
IO.foreach(ARGV[0]) { |line| items.push(Float(line)) }

# sort them and display the results
items.sort.each { |item| puts item }