【「UVA10298」 Power Strings（KMP】的更多相关文章

「UVA10298」 Power Strings（KMP

题目描述 PDF 输入输出格式 输入格式: 输出格式: 输入输出样例 输入样例#1: 复制 abcd aaaa ababab . 输出样例#1: 复制 1 4 3 题解 Luogu的题解 这里是对目前最高赞题解结论的证明. 结论:设字符串长度为$n$,最长相同前后缀的长度为$next[i]$, 如$n$%$(n-next[n])=0$,则答案为$n/(n-next[n])$,否则为$1$. 证明: 我们求$next$数组的时候,相当于每次把当前串这样对齐了一下↓ 而$next$求到$n$时,上面…

poj2406 Power Strings（kmp）

poj2406 Power Strings(kmp) 给出一个字符串,问这个字符串是一个字符串重复几次.要求最大化重复次数. 若当前字符串为S,用kmp匹配'\0'+S和S即可. #include <cstdio> #include <cstring> using namespace std; const int maxn=2e6+5; char s1[maxn], s2[maxn]; int n1, n2, nxt[maxn], ans; int main(){ while (~…

poj 2406:Power Strings（KMP算法，next[]数组的理解）

Power Strings Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 30069   Accepted: 12553 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "…

poj2406 Power Strings（kmp失配函数）

Power Strings Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 39291 Accepted: 16315 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcd…

【POJ2406】 Power Strings （KMP）

Power Strings Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of concatenation as multiplication, exponentiation by a non…

Power Strings（KMP）

Power Strings Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 45008   Accepted: 18794 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "…

poj 2406 Power Strings（KMP入门，next函数理解）

Power Strings Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 37685   Accepted: 15590 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "…

POJ 2406 Power Strings（KMP）

Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of concatenation as multiplication, exponentiation by a non-negative inte…

poj 2406 Power Strings（kmp应用)

题目链接:http://poj.org/problem?id=2406 题意:给出一个字符串s,求重复子串出现的最大次数. 分析:kmp的next[]数组的应用. 要求重复子串出现的最大次数,其实就是求字符串的最小循环节. 以下内容转载于:http://bbezxcy.iteye.com/blog/1377787 --------------------------------------------------------------------------------------------…

【TOJ 2406】Power Strings（KMP找最多重复子串）

描述 Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of concatenation as multiplication, exponentiation by a non-negative integer is de…