#include <iostream>
using namespace std;

void f()
{
    int* arr = new int[3];
    cout << "I will now delete array in function\n";
    delete[] arr;
}

int main()
{
    int* arr = new int[3];
    
    f();

    cout << "I will now delete array in main()\n";
    delete[] arr;

    cout << "Everything's ok.\n";
    return 0;
}