HDU2222 Keywords Search Problem Description In the modern time, Search engine came into the life of everybody like Google, Baidu, etc. Wiskey also wants to bring this feature to his image retrieval system. Every image have a long description, when us…

/*Keywords Search Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 47794 Accepted Submission(s): 15228 Problem DescriptionIn the modern time, Search engine came into the life of everybody like Goo…

首先,有这样一道题: 给你一个单词W和一个文章T,问W在T中出现了几次(原题见POJ3461). OK,so easy~ HASH or KMP 轻松解决. 那么还有一道例题: 给定n个长度不超过50的由小写英文字母组成的单词准备查询,以及一篇长为m的文章,问:文中出现了多少个待查询的单词(原题见POJ3630). OK,依然so easy~ 字典树(Trie)轻松解决. 那么,如果你说,什么是KMP和Trie,那么恭喜你啊…… 建议大家要在看这篇博客之前做到: 如果你能看到这里,说明你已经熟练…

地址:http://acm.split.hdu.edu.cn/showproblem.php?pid=2222 题目: Keywords Search Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 56558    Accepted Submission(s): 18493 Problem Description In the mo…

Keywords Search Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 50435    Accepted Submission(s): 16233 Problem Description In the modern time, Search engine came into the life of everybody li…

Keywords Search Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 35683    Accepted Submission(s): 11520 Problem Description In the modern time, Search engine came into the life of everybody like…

Keywords Search Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 46676    Accepted Submission(s): 14858 Problem Description In the modern time, Search engine came into the life of everybody lik…

Keywords Search Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 79383    Accepted Submission(s): 27647 Problem Description In the modern time, Search engine came into the life of everybody lik…

Keywords Search Description In the modern time, Search engine came into the life of everybody like Google, Baidu, etc.       Wiskey also wants to bring this feature to his image retrieval system.       Every image have a long description, when users…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=2222 Keywords Search Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 65272    Accepted Submission(s): 21782 Problem Description In the modern ti…