POJ2752_經過kmpNext數組的性質求一個字符串的公共同先後綴

#include<iostream> #include<cstdio> #include<cstring> #include<algorithm> #include<vector> using namespace std; const int maxn = 500000; char S[maxn]; int Next[maxn]; int V[maxn]; int Vcnt; void getNe

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