#include <iostream>
int main()
{
int *int_ptr {nullptr};
int_ptr = new int;
*int_ptr = 42;
std::cout << "Address: " << int_ptr << " Value: " << *int_ptr << std::endl;
delete int_ptr;
int* array_ptr{ nullptr };
int size{};
std::cout << "Enter size of array: ";
std::cin >> size;
array_ptr = new int[size];
delete[] array_ptr;
return 0;
}