#pragma once
#include "Stack.h"
template <class T>
class PassiveIterator {
public:
    PassiveIterator(T* begin) {

    }
    ~PassiveIterator() {

    }
    void setUserFunc(char* (*userF)(T*)) {
        this.userF = &userF;
    }
private:
    char* (*userF)(T*);
};