example1_heap_allocation_deallocation.cpp

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#include <iostream>

int main() {
    // Allocate an integer on the heap
    int* pNumber = new int;

    // Assign a value
    *pNumber = 42;

    std::cout << "Value: " << *pNumber << std::endl;

    // Deallocate the memory
    delete pNumber;

    // Avoid dangling pointer
    pNumber = nullptr;

    return 0;
}