题目 Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given Is PAT&TAP symmetric?, the longest symmetric sub-string is s PAT&TAP s, hence you must output 11. Input Specification: Each input file…

1040 Longest Symmetric String (25 分)   Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given Is PAT&TAP symmetric?, the longest symmetric sub-string is s PAT&TAP s, hence you must output 11.…

1040. Longest Symmetric String (25) 时间限制 400 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given "Is PAT&TAP symmetric?", th…

Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given Is PAT&TAP symmetric?, the longest symmetric sub-string is s PAT&TAP s, hence you must output 11. Input Specification: Each input file co…

题意: 输入一个包含空格的字符串,输出它的最长回文子串的长度. AAAAAccepted code: #define HAVE_STRUCT_TIMESPEC #include<bits/stdc++.h> using namespace std; ]; int main(){ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); cin.getline(s+,); ; ); if(cnt) ans=; ;i<=cnt;+…

题目链接:http://www.patest.cn/contests/pat-a-practise/1040 题目: 1040. Longest Symmetric String (25) 时间限制 400 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue Given a string, you are supposed to output the length of the longest symmetric sub-stri…

1040. Longest Symmetric String (25) 时间限制 400 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given "Is PAT&TAP symmetric?", th…

博主欢迎转载,但请给出本文链接,我尊重你,你尊重我,谢谢~http://www.cnblogs.com/chenxiwenruo/p/6789177.html特别不喜欢那些随便转载别人的原创文章又不给出链接的所以不准偷偷复制博主的博客噢~~ 给出一个字符串,让你找出其中最长的回文子串的长度因为长度最多1000,其实暴力枚举也可以对于第i个字符,往前.往右找,统计能够达到的最大回文长度,for一遍即可然而如果对应大数据就不行了,所以这里还是用了Manacher算法 O(n) 求最长回文子串不会的还…

暴力. #include<cstdio> #include<cstring> #include<algorithm> using namespace std; ]; int ans,len,sum; void check(int a,int b) { if(s[a]!=s[b]) return; ; ; ,right=b+; ||right>=len||s[left]!=s[right])) left--,right++,sum=sum+; ans=max(ans…

1040 Longest Symmetric String (25)(25 分) Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given "Is PAT&TAP symmetric?", the longest symmetric sub-string is "s PAT&TAP s",…

1040 Longest Symmetric String (25 分) Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given Is PAT&TAP symmetric?, the longest symmetric sub-string is s PAT&TAP s, hence you must output 11. In…

Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given Is PAT&TAP symmetric?, the longest symmetric sub-string is s PAT&TAP s, hence you must output 11. Input Specification: Each input file co…

Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given Is PAT&TAP symmetric?, the longest symmetric sub-string is s PAT&TAP s, hence you must output 11. Input Specification: Each input file co…

Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given "Is PAT&TAP symmetric?", the longest symmetric sub-string is "s PAT&TAP s", hence you must output 11. Input Specifica…

https://pintia.cn/problem-sets/994805342720868352/problems/994805446102073344 Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given Is PAT&TAP symmetric?, the longest symmetric sub-string is s P…

#include <cstdio> #include <cstdlib> using namespace std; ]; ]; int syslen(char str[], int start) { ; ; ; && str[q] != '\0' && str[p] == str[q]) { p--, q++; len += ; } return len; } int main() { scanf("%[^\n]s", line)…

1055 The World's Richest (25 分)   Forbes magazine publishes every year its list of billionaires based on the annual ranking of the world's wealthiest people. Now you are supposed to simulate this job, but concentrate only on the people in a certain r…

1047 Student List for Course (25 分)   Zhejiang University has 40,000 students and provides 2,500 courses. Now given the registered course list of each student, you are supposed to output the student name lists of all the courses. Input Specification:…

1125 Chain the Ropes (25 分) Given some segments of rope, you are supposed to chain them into one rope. Each time you may only fold two segments into loops and chain them into one piece, as shown by the figure. The resulting chain will be treated as a…

06-图1 列出连通集   (25分) 给定一个有NN个顶点和EE条边的无向图,请用DFS和BFS分别列出其所有的连通集.假设顶点从0到N-1N−1编号.进行搜索时,假设我们总是从编号最小的顶点出发,按编号递增的顺序访问邻接点. 输入格式: 输入第1行给出2个整数NN(0<N\le 100<N≤10)和EE,分别是图的顶点数和边数.随后EE行,每行给出一条边的两个端点.每行中的数字之间用1空格分隔. 输出格式: 按照"{ v_1v​1​​ v_2v​2​​ ... v_kv​k​​ …

7-17 字符串关键字的散列映射(25 分) 给定一系列由大写英文字母组成的字符串关键字和素数P,用移位法定义的散列函数H(Key)将关键字Key中的最后3个字符映射为整数,每个字符占5位:再用除留余数法将整数映射到长度为P的散列表中.例如将字符串AZDEG插入长度为1009的散列表中,我们首先将26个大写英文字母顺序映射到整数0~25:再通过移位将其映射为3×32​2​​+4×32+6=3206:然后根据表长得到,即是该字符串的散列映射位置. 发生冲突时请用平方探测法解决. 输入格式: 输入第…

1080 MOOC期终成绩 (25 分) 对于在中国大学MOOC(http://www.icourse163.org/ )学习“数据结构”课程的学生,想要获得一张合格证书,必须首先获得不少于200分的在线编程作业分,然后总评获得不少于60分(满分100).总评成绩的计算公式为 G=(G​mid−term​​×40%+G​final​​×60%),如果 G​mid−term​​>G​final​​:否则总评 G 就是 G​final​​.这里 G​mid−term​​ 和 G​final​​ 分别…

1083 List Grades (25 分) Given a list of N student records with name, ID and grade. You are supposed to sort the records with respect to the grade in non-increasing order, and output those student records of which the grades are in a given interval. I…

一点25分的样子都没有 #include<cstdio> #include<string.h> using namespace std; int main(){ long long ans=0; int P=0,T=0; char arr[100010]; scanf("%s",arr); for(int i=0;i<strlen(arr);i++){ if(arr[i]=='T') T++; } for(int i=0;i<strlen(arr);…

A clique is a subset of vertices of an undirected graph such that every two distinct vertices in the clique are adjacent. A maximal clique is a clique that cannot be extended by including one more adjacent vertex. (Quoted from https://en.wikipedia.or…

1006 Sign In and Sign Out (25)(25 分) At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door. Given the records of signing in's and out's, you are supposed…

1126 Eulerian Path (25 分) In graph theory, an Eulerian path is a path in a graph which visits every edge exactly once. Similarly, an Eulerian circuit is an Eulerian path which starts and ends on the same vertex. They were first discussed by Leonhard…

1122 Hamiltonian Cycle (25 分) The "Hamilton cycle problem" is to find a simple cycle that contains every vertex in a graph. Such a cycle is called a "Hamiltonian cycle". In this problem, you are supposed to tell if a given cycle is a H…

1121 Damn Single (25 分) "Damn Single (单身狗)" is the Chinese nickname for someone who is being single. You are supposed to find those who are alone in a big party, so they can be taken care of. Input Specification: Each input file contains one tes…

1118 Birds in Forest (25 分) Some scientists took pictures of thousands of birds in a forest. Assume that all the birds appear in the same picture belong to the same tree. You are supposed to help the scientists to count the maximum number of trees in…