#!/usr/bin/python# -*- coding: utf-8 -*-def rever(sentence): newwords = [] words = sentence.split() words.reverse() space = ' '#单词之间一个间隔 for word in words: newword = [] new = ''#单词的字母间无间隔 l = len(word) for i in range(l): newword.append(word[l-i-1]) neww = new.join(newword) newwords.append(neww) print space.join(newwords)rever('what/'s your problem man ?')