#include "stdafx.h"
#include <iostream>

using namespace std;
void enterData(int numbers[], int &size);
void multiplicationInRange(int numbers[], int size);
void notZeroSumZeroCount(int numbers[], int size);

void main()
{
	int numbers[18];
	int size = 0;

	int sumNotZero = 0;
	int countZero = 0;

	while (true)
	{
		int option;
		cout << "Izberi 1 za vavezdane na razmernost i chisla" << endl;
		cout << "Izberi 2 za namirane na proizvedenie ot polozitelni chisla v daden interval" << endl;
		cout << "Izberi 3 za suma ot nenulevi i broj nulevi." << endl;
		cin >> option;

		switch (option)
		{
		case 1:
			enterData(numbers, size);
			break;
		case 2:
			multiplicationInRange(numbers, size);
			break;
		case 3:
			notZeroSumZeroCount(numbers, size);
			break;

		default:
			cout << "Nevaliden vhod" << endl;
		}
	}
}

void enterData(int numbers[], int &size)
{
	cout << "Broj chisla: ";
	cin >> size;

	while (size < 0 || size > 18)
	{
		cout << "Nevaliden razmer!" << endl;
		cout << "Vavedi razmer otnovo: ";
		cin >> size;
	}


	for (int i = 0; i < size; i++)
	{
		cin >> numbers[i];
	}
}

void multiplicationInRange(int numbers[], int size)
{
	int min;
	cout << "Min: ";
	cin >> min;

	int max;
	cout << "Max: ";
	cin >> max;

	int multiply = 1;

	for (int i = 0; i < size; i++)
	{
		if (numbers[i] >= min && numbers[i] <= max && numbers[i] > 0)
		{
			multiply *= numbers[i];
		}
	}

	cout << "Proizvedenie: " << multiply << endl;
}

void notZeroSumZeroCount(int numbers[], int size)
{
	int notZero = 0;
	int zeroCount = 0;

	for (int i = 0; i < size; i++)
	{
		if (numbers != 0)
		{
			notZero += numbers[i];
		}

		else
		{
			zeroCount++;
		}
	}

	cout << "Broj: " << notZero << endl;
	cout << "Suma: " << zeroCount << endl;
}