做$n$次递推求出$n$维Hash值即可,时间复杂度$O(nk)$. #include<cstdio> #define N 500010 int n,i,j,t,delta,ca,cb,a[10],b[10],c[N],d[N],p[N][10]; int seed[10]={233,13331,997,733,811,953,2011,1999,1997,1801}; unsigned int pow,target,f[11][N]; inline void read(int&a){…
题目 Given an input string(s) and a pattern(p), implement regular expression matching with support for '.' and ''. '.' Matches any single character. '' Matches zero or more of the preceding element. The matching should cover the entire input string…
Given an input string (s) and a pattern (p), implement regular expression matching with support for '.' and '*'. '.' Matches any single character. '*' Matches zero or more of the preceding element. The matching should cover the entire input string (n…
Given an input string (s) and a pattern (p), implement wildcard pattern matching with support for '?' and '*'. '?' Matches any single character. '*' Matches any sequence of characters (including the empty sequence). The matching should cover the enti…
Implement regular expression matching with support for '.' and '*'. '.' Matches any single character. '*' Matches zero or more of the preceding element. The matching should cover the entire input string (not partial). The function prototype should be…
问题描述:Implement regular expression matching with support for '.' and '*'. '.' Matches any single character. '*' Matches zero or more of the preceding element. The matching should cover the entire input string (not partial). The function prototype shou…
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