随笔分类 -  字典树

hdu2846
摘要：RepositoryTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 2136Accepted Submission(s): 791Problem DescriptionWhen you go shopping, you can search in repository for avalible merchandises by the computers and internet. First you give the search system 阅读全文
posted @ 2014-02-26 16:31 我家小破孩儿 阅读(369) 评论(0) 推荐(0)
hdu1247
摘要：Hat’s WordsTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6422Accepted Submission(s): 2399Problem DescriptionA hat’s word is a word in the dictionary that is the concatenation of exactly two other words in the dictionary.You are to find all the ha 阅读全文
posted @ 2014-02-25 13:00 我家小破孩儿 阅读(122) 评论(0) 推荐(0)
hdu1251(字典树)
摘要：统计难题Time Limit: 4000/2000 MS (Java/Others)Memory Limit: 131070/65535 K (Java/Others)Total Submission(s): 15521Accepted Submission(s): 6640Problem DescriptionIgnatius最近遇到一个难题,老师交给他很多单词(只有小写字母组成,不会有重复的单词出现),现在老师要他统计出以某个字符串为前缀的单词数量(单词本身也是自己的前缀).Input输入数据的第一部分是一张单词表,每行一个单词,单词的长度不超过10,它们代表的是老师交给Ignatius统 阅读全文
posted @ 2014-02-24 21:44 我家小破孩儿 阅读(103) 评论(0) 推荐(0)