Ex 2

#include <iostream>
using namespace std;
int v[100];
void citire (int n)
{
    for (int i=1;i<n+1;i++)
        cin>>v[i];
}
int f (int s,int d,int &sum)
{
    if (s==d)
    {
        sum+=v[s];
        return v[s];
    }
    else {
        int m=(s+d)/2;
        return f(s,m,sum)*f(m+1,d,sum);
    }
}
int main()
{
    int n, sum=0;
    cin>>n;
    citire(n);
    cout<<"produs: "<<f(1,n,sum)<<endl;
    cout<<"suma: "<<sum;
    return 0;
}