typedef long long ll;
#include <bits/stdc++.h>
using namespace std;


int main() {
    ll n;
    std::cin >> n;
    vector<ll> a(n);
    ll sum = 0;
    for (int i = 0; i < n; i++) {
        std::cin >> a[i];
        sum += a[i];
    }

    for (int i = 1; i <= sum; i++) {
        if(sum%i!=0)continue;
        
        ll tmp = 0;
        bool ok = true;
        for (int j = 0; j < n; j++) {
            tmp+=a[j];
            if(tmp>i){
                ok = false;
                break;
            }else if(tmp==i){
                tmp = 0;
            }
        }
        if(ok){
            std::cout << sum/i << std::endl;
            return 0;
        }
    }
}