#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); ++i)
#define srep(i,s,t) for (int i = s; i < t; ++i)
#define drep(i,n) for(int i = (n)-1; i >= 0; --i)
using namespace std;
typedef long long int ll;
typedef pair<int,int> P;
#define yn {puts("Yes");}else{puts("No");}
#define MAX_N 200005

int main() {
    int n;
    cin >> n;
    int a[n];
    int sum = 0;
    rep(i,n){
        cin >> a[i];
        sum += a[i];
    }

    srep(i,1,sum+1){
        if(sum % i != 0)continue;
        int now = 0;
        rep(j,n){
            now += a[j];
            if(now == i)now = 0;
        }
        if(now == 0){
            cout << sum / i << endl;
            break;
        }
    }
    
    return 0;
}