cppMaxWithPointers

#include <iostream>

int max(int* ptrA, int* ptrB)
{
    return *ptrA > *ptrB ? *ptrA : *ptrB;
}

int main()
{
    int numA{ 10 };
    int numB{ 20 };

    int* ptrA{ &numA };
    int* ptrB{ &numB };

    int maxVal{ *ptrA > *ptrB ? *ptrA : *ptrB };

    std::cout << "Enter numA:\n";
    std::cin >> numA;

    std::cout << "Enter numB:\n";
    std::cin >> numB;

    maxVal = max(ptrA, ptrB);

    std::cout << "Max = " << maxVal << '\n';

    return 0;
}