#include <iostream>
#include <stdlib.h>
#include <time.h>

using namespace std;
int sumEvenOdd()
{
    int choice;
    int sumEven;
    int sumOdd;
    int arr[50];
    for(int i = 0; i <=49; i++)
    {
        arr[i] = rand() % 21;
        cout << arr[i] << "  ";
    }
    cout << endl;
    sumEven = 0;
    sumOdd = 0;
    for(int i = 0; i <=49; i++)
    {
        if(i % 2 == 0)
        {
            sumEven = sumEven + arr[i];
        }
        else
        {
            sumOdd += arr[i];
        }
    }
    cout << "Sum of all numbers on even positions: " << sumEven << endl;
    cout << "Sum of all numbers on odd positions: " << sumOdd << endl << endl;

    cout << "The sum of numbers on even positions is ";
    if(sumEven > sumOdd)
    {
        cout << "greater than";
    }
    else if (sumEven < sumOdd)
    {
        cout << "less than";
    }
    else
    {
        cout << "equal to";
    }
    cout << " the sum of numbers on add positions.";
    cout << endl << endl;

    do
    {
        cout << "Press 1 to repeat or 0 to exit: ";
        cin >> choice;
    } while (choice != 0 && choice != 1);

    return choice;
}

int main()
{
    int timeNow = time(NULL);
    srand(timeNow);
    int izbor;
    do
    {
        izbor = sumEvenOdd();
    } while (izbor == 1);

    return 0;
}