cppMinMaxSumCheck

#include <iostream>

int main()
{
    const int checkSize{ 10 };
    int check[checkSize]{4,2,6,1,2,9,5,6,1,2};//38

// Bad code variant do not write such code!!!
//
    //for (int i{ 0 }; i < checkSize; ++i)
    //{
    //  sum += check[i];
    //}

    //std::cout << "Check total summ is: " << sum << '\n';

    //int maxPrice{ check[0] };

    //for (int i{ 0 }; i < checkSize; ++i)
    //{
    //  if (check[i] > maxPrice)
    //  {
    //      maxPrice = check[i];
    //  }
    //}

    //std::cout << "Checks max price is: " << maxPrice << '\n';


    //int minPrice{ check[0] };

    //for (int i{ 0 }; i < checkSize; ++i)
    //{
    //  if (check[i] < minPrice)
    //  {
    //      minPrice = check[i];
    //  }
    //}

    //std::cout << "Checks min price is: " << minPrice << '\n';

// Min / Max by value
    //int sum{ 0 };
    //int maxPrice{ check[0] };
    //int minPrice{ check[0] };

    //for (int i{ 0 }; i < checkSize; ++i)
    //{
    //  sum += check[i];
    //  if (check[i] > maxPrice)
    //  {
    //      maxPrice = check[i];
    //  }
    //  if (check[i] < minPrice)
    //  {
    //      minPrice = check[i];
    //  }
    //}

    //std::cout << "Check total summ is: " << sum << '\n';
    //std::cout << "Checks max price is: " << maxPrice << '\n';
    //std::cout << "Checks min price is: " << minPrice << '\n';

// Min/Max by index
    int sum{ 0 };
    int maxPriceIdx{ 0 };
    int minPriceIdx{ 0 };

    for (int i{ 0 }; i < checkSize; ++i)
    {
        sum += check[i];
        if (check[i] > check[maxPriceIdx])
        {
            maxPriceIdx = i;
        }
        if (check[i] < check[minPriceIdx])
        {
            minPriceIdx = i;
        }
    }

    std::cout << "Check total summ is: " << sum << '\n';
    std::cout << "Checks max price is: " << check[maxPriceIdx] << '\n';
    std::cout << "Checks min price is: " << check[minPriceIdx] << '\n';
    return 0;
}