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

int find_max_element(vector<int> array) {
    int n = array.size();
    int k = array[0];
    vector<vector<int>> dp(n + 1, vector<int>(k + 1, - n - 5));
    dp[n][k] = 0;
    for(int i = n - 1; i >= 1; i--) {
        for(int j = 0; j <= k; j++) {
            dp[i][j] = dp[i + 1][j];
            if(array[i] + j <= k) {
                dp[i][j] = max(dp[i + 1][j + array[i]] + 1, dp[i][j]);
            }
        }
    }
    return dp[1][0];
    // cout << dp[1][0] << endl;
}

int main()
{
    int n;
    cin >> n;
    vector<int> array(n);
    for(int i = 0; i < n; i++) {
        cin >> array[i];
    }
    cout << find_max_element(array) << endl;;
    return 0;
}