hdu 4673

kmp  next數組應用。html 1 #include<cstdio> 2 #include<cstring> 3 const int maxn=1000000+5; 4 char s[maxn]; 5 int next[maxn]; 6 int snext[maxn]; 7 void get_next(char *T,int len,int *next) 8 { 9

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