#include "pch.h"
#include <iostream>
using namespace std;

void EnterArray(int *, int);
void Display(int *, int);
int sum(int *, int);
int mult(int &, int);

int main()
{
    int n;
    cout << "Enter the size of array: ";
    cin >> n;
    int *a = new int[n];
    EnterArray(a, n);
    Display(a, n);
    int s = sum(a, n);
    cout << "Sum = " << s << endl;
    int m = mult(*a, n);
    cout << "Mult = " << m << endl;
    return 0;
}
void EnterArray(int *a,int n)
{
    cout << "Enter elements: ";
    for (int i = 0; i < n; i++)
    {
        cin >> a[i]; cout << " ";
    }
    cout << endl;
}
void Display(int *a, int n)
{
    cout << "Your array: ";
    for (int i = 0; i < n; i++)
    {
        cout << a[i] << " ";
    }
    cout << endl;
}
int sum(int *a, int n)
{
    int s = 0;
    for (int i = 0; i < n; i++)
    {
        if(a[i]>0)
        s += a[i];
    }
    return s;
}
int mult(int &a,int n)
{
    int m = 1;
    int *temp = &a;
    for (int i = 0; i < n; i++)
    {
        if (temp[i] < 0)
            m *= temp[i];
    }
    return m;
}