摘要: 描述:一个英文句子仅由单词、逗号、句号、空格组成。要求过滤句子中的重复单词,例如:输入where there is a will, there is a way.输出:where there is a will waystr = raw_input("");a = []str = str.repla... 阅读全文
posted @ 2014-09-24 20:24 neuhxy 阅读(2306) 评论(0) 推荐(0) 编辑