#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define mod 1000000007ll
#define loop(i, n) for (int i = 0; i < n; i++)
#define all(v) v.begin(), v.end()
#define putout(a) cout << a << '\n'
#define Sum(v) accumulate(all(v), 0ll)
template <typename T>
bool chmax(T &a, const T &b)
{
    if (a < b)
    {
        a = b; // aをbで更新
        return true;
    }
    return false;
}
int main()
{
    ll N;
    cin >> N;
    vector<ll> A(N);
    ll maxx = 0;
    loop(i, N)
    {
        cin >> A[i];
        chmax(maxx, A[i]);
    }
    ll S = Sum(A);
    for (int i = N; i >= 1; i--)
    {
        if (S % i != 0 || (S / i) < maxx)
            continue;
        ll now = 0;
        bool ng = false;
        ll div = S / i; //各豆のおいしさ
        loop(j, N)
        {
            now += A[j];
            if (now > div)
            {
                ng = true;
                break;
            }
            if (now == div)
                now = 0;
        }
        if (ng || now != 0)
            continue;
        putout(i);
        return 0;
    }
    return 0;
}