摘要： 先上代码: class KMP { using DFA_t = vector< vector<int> >; public: KMP(const string &needle) : m_NeedleSize{ (int)needle.size() }, m_DFA(TOTAL_CHAR, std:: 阅读全文

摘要： C++代码如下： class parent_parent { public: virtual int print() const { return 1; } }; class sub : public parent_parent { public: int print() const overrid 阅读全文