#pragma once

void changeInteger(int n);
int changeIntegerPerReturn(int n);
bool changeIntegerPerPointer(int* pN);
bool changeIntegerPerReference(int& n);

bool createInteger(int* pN);
bool createIntegerWithPointerPointer(int** ppN);

template<typename T>
void safeDelete(T*& pObj)
{
	if (pObj == nullptr) return;
	delete pObj;
	pObj = nullptr;
}