using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;
using System.Runtime.Intrinsics.Arm;

class Program
{
    static int NN => int.Parse(ReadLine());
    static int[] NList => ReadLine().Split().Select(int.Parse).ToArray();
    static int[][] NArr(long n) => Enumerable.Repeat(0, (int)n).Select(_ => NList).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var n = NN;
        var a = NList;
        var sum = a.Sum();
        for (var r = n; r > 0; --r)
        {
            if (sum % r != 0) continue;
            var b = sum / r;
            var tmp = 0;
            var flg = true;
            for (var i = 0; i < n; ++i)
            {
                if (tmp + a[i] > b)
                {
                    flg = false;
                    break;
                }
                if (tmp + a[i] == b) tmp = 0;
                else tmp += a[i];
            }
            if (flg)
            {
                WriteLine(r);
                return;
            }
        }
    }
}