题目大意:给你N(2-4000)个字符串,求出来他们的共同子串   分析:因为上次就说了再出现这种题就不用那种暴力的做法了,于是看了一些别的知识,也就是后缀树,把一个字符串的所有的后缀全部都加入字典树,然后用别的串去匹配,这样匹配的时候速度那是飕飕的啊,不过第一次我把前N-1个串的所有前缀搞进了字典树里面,然后想如果某个节点被访问N-1次,并且第N个串也能访问到此节点,那么这一定就是他们的共同子串了,不过总归是太天真,直接返回MLE,一细琢磨,想着最糟糕的情况也就是有8000(N)个串,每个串都…

Beside other services, ACM helps companies to clearly state their “corporate identity”, which includes company logo but also other signs, like trademarks. One of such companies is Internet Building Masters (IBM), which has recently asked ACM for a he…

Problem Description Beside other services, ACM helps companies to clearly state their “corporate identity”, which includes company logo but also other signs, like trademarks. One of such companies is Internet Building Masters (IBM), which has recentl…

Corporate Identity Time Limit: 9000/3000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3308    Accepted Submission(s): 1228 Problem Description Beside other services, ACM helps companies to clearly state their “cor…

Corporate Identity Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 5493   Accepted: 2015 Description Beside other services, ACM helps companies to clearly state their "corporate identity", which includes company logo but also other…

http://acm.hdu.edu.cn/showproblem.php?pid=2328 Corporate Identity Time Limit: 9000/3000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 698    Accepted Submission(s): 281 Problem Description Beside other services, AC…

Description Beside other services, ACM helps companies to clearly state their “corporate identity”, which includes company logo but also other signs, like trademarks. One of such companies is Internet Building Masters (IBM), which has recently asked…

Beside other services, ACM helps companies to clearly state their “corporate identity”, which includes company logo but also other signs, like trademarks. One of such companies is Internet Building Masters (IBM), which has recently asked ACM for a he…

地址:http://acm.hdu.edu.cn/showproblem.php?pid=2328 题目: Corporate Identity Time Limit: 9000/3000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1599    Accepted Submission(s): 614 Problem Description Beside other serv…

Beside other services, ACM helps companies to clearly state their “corporate identity”, which includes company logo but also other signs, like trademarks. One of such companies is Internet Building Masters (IBM), which has recently asked ACM for a he…