Zad1 Kursova Rabota

#include <iostream>
#include <iomanip>

int sumaOtr(const int array[], int size);
double minMaxAvg(const int array[], int size);
int nullCount(const int array[], int size);
void maxPosNum(const int array[], int size);
void izvejdane(const int array[], int size);
std::string numDobavka(int chislo);


int main()
{
    int n;
    char read;
    while (true)
    {
        std::cout << "Vyvedete razmera na masiva: ";
        std::cin >> n;
        if (n >= 2 && n <= 25) break;
        std::cout << "Nevaliden vhod!! Masiva moje da e s razmer ot 2 do 25 vkl!!!"
            << std::endl;
    }

    int masiv[25]; // int masiv[n];

    for (int i = 0; i < n; i++)
    {
        std::cout << "Enter element " << i << "'s value: ";
        std::cin >> masiv[i];
    }

    while (true) izvejdane(masiv, n);
    return 0;
}

int sumaOtr(const int array[], int size)
{
    int suma = 0;
    for (int i = 0; i < size; i++)
    {
        if (array[i] < 0) suma += array[i];
    }
    return suma;
}

double minMaxAvg(const int array[], int size)
{
    double suma = 0;
    int counter = 0;
    int min, max;
    while (true)
    {
        std::cout << "Vyvdete min stojnost: ";
        std::cin >> min;
        if (min > 0) break;
        std::cout << "Molq vyvedete polojitelno chislo za stojnost na min!!" << std::endl;
    }
    while (true)
    {
        std::cout << "Vyvdete max stojnost: ";
        std::cin >> max;
        if (max > 0 && max >= min) break;
        else if (max <= 0) std::cout << "Molq vyvedete polojitelno chislo za stojnost na min!!" << std::endl;
        else if (max > min) std::cout << "Max ne moje da e po-golqmot ot min!!" << std::endl;
    }
    for (int i = 0; i < size; i++)
    {
        if (array[i] >= min && array[i] <= max)
        {
            suma += array[i];
            counter++;
        }
    }
    return suma / counter;
}

int nullCount(const int array[], int size)
{
    int counter = 0;
    for (int i = 0; i < size; i++)
    {
        if (array[i] == 0) counter++;
    }
    return counter;

}

void maxPosNum(const int array[], int size)
{
    int pos = 0;
    int max = 0;
    for (int i = 0; i < size; i++)
    {
        if (array[i] > 0 && array[i] > max)
        {
            max = array[i];
            pos = i + 1;
        }
    }
    if (max == 0) std::cout << "Nqma polojitelni chisla v masiva :(" << std::endl;
    else std::cout << "Maksimalnoto polojitelno chislo v masiva e " << max
        << " i e " << pos << numDobavka(pos) << " pored" << std::endl;
}

void izvejdane(const int array[], int size)
{
    char a;
    bool flag = false;
    //std::cout << "Vyvedete '1' za vyvejdane na masiv" << std::endl;
    std::cout << "Vyvedete '2' za izchislqvane sumata na otricatelnite chisla v masiva"
        << std::endl;
    std::cout <<
        "Vyvedete '3' za izchislqvane sredno-aritmetichnoto ot polojitelnite chisla v masiva v diapazon [min - max]" << std::endl;
    std::cout << "Vyvedete '4' za ichislqvane broq na nulite v masiva" << std::endl;
    std::cout << "Vyvedete '5' za namirane naj-golqmoto polojitelno chislo v masiva i negoviq poreden nomer" << std::endl;
    std::cin >> a;

    for (int i = 0; i < size; i++)
    {
        if (array[i] != 0) flag = true;
    }
    if (flag) std::cout << "Masiva e prazen!!!" << std::endl;
    else
    {

        switch (a)
        {
        case '2':
            if (sumaOtr(array, size) == 0) std::cout << "Nqma otricatelni chisla v masiva!" << std::endl;
            else std::cout << "Sumata na otricatelnite chisla e " << sumaOtr(array, size) << std::endl;
            break;
        case '3':
            if (minMaxAvg(array, size) == 0)
                std::cout << "Nqma polojitelni chisla v masiva v diapazona!" << std::endl;
            else std::cout << "Sredno aritmetichnoto v diapazona e "
                << std::setprecision(3) << minMaxAvg(array, size);
            break;
        case '4':
            std::cout << "Broqt na nulite v masiva e " << nullCount(array, size) << std::endl;
            break;
        case '5':
            maxPosNum(array, size);
            break;
        default:
            std::cout << "Nevaliden vhod :/" << std::endl;
            break;
        }
    }
}

std::string numDobavka(int chislo)
{
    std::string result;
    switch (chislo)
    {
        case 1:
        case 21:
            result = "vo";
            break;
        case 2:
        case 22:
            result = "ro";
            break;
        case 7:
        case 8:
            result = "mo";
            break;
        default: //vs ostanalo
            result = "to";
            break;
    }
    return result;
}