hdu1358 Period kmp求循环节

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hdu1358 Period kmp求循环节

链接 http://acm.hdu.edu.cn/showproblem.php?pid=1358 思路当初shenben学长暑假讲过,当初太笨了,noip前几天才理解过来.. 我也没啥好说的代码 #include <iostream> #include <cstdio> #include <cstring> using namespace std; const int N=1e6+7; int n,len,fail[N]; char s[N]; void get_…

HDU1358 Period —— KMP 最小循环节

题目链接:https://vjudge.net/problem/HDU-1358 Period Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 9652 Accepted Submission(s): 4633 Problem Description For each prefix of a given string S with…

hdu 3374 String Problem (字符串最小最大表示 + KMP求循环节)

Problem - 3374 KMP求循环节. http://www.cnblogs.com/wuyiqi/archive/2012/01/06/2314078.html 循环节推导的证明相当的好,这题是很裸的套算法的题. 代码如下: #include <cstdio> #include <cstring> #include <iostream> #include <algorithm> using namespace std; ; char buf…

UVA 12012 Detection of Extraterrestrial(KMP求循环节)

题目描述 E.T. Inc. employs Maryanna as alien signal researcher. To identify possible alien signals and background noise, she develops a method to evaluate the signals she has already received. The signal sent by E.T is more likely regularly alternative. …

17999 Light-bot 模拟 + kmp求循环节

http://acm.scau.edu.cn:8000/uoj/mainMenu.html 17999 Light-bot 时间限制:1000MS 内存限制:65535K 提交次数:0 通过次数:0 题型: 编程题语言: 不限定 Description I (you needn't know who am "I".) am currently playing a game called "Light-bot". In the game, the "…

【HDU 3746】Simpsons’ Hidden Talents（KMP求循环节）

求next数组,(一般有两种,求循环节用的见代码)求出循环节的长度. #include <cstdio> #define N 100005 int n,next[N]; char s[N]; int main(){ scanf("%d",&n); while(n--){ scanf("%s",s); int i=0,k=-1; next[0]=k; while(s[i]){ if(k==-1||s[i]==s[k]) { i++; k++; ne…

hdu3746 kmp求循环节

CC always becomes very depressed at the end of this month, he has checked his credit card yesterday, without any surprise, there are only 99.9 yuan left. he is too distressed and thinking about how to tide over the last days. Being inspired by the en…