#!/usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  # This script, reverse all latin and digits sequences
  # (including words like MP3) to put them in the right order in the images.
  
  import re, os, sys, io
  
  in_stream = io.TextIOWrapper(sys.stdin.buffer, encoding='utf-8')
  out_stream = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')
  for line in in_stream:
      out_stream.write(re.sub(r'[a-zA-Z0-9][a-zA-Z0-9\s\.\:]*[a-zA-Z0-9]',
                              lambda m:m.group(0)[::-1], line))