#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, counter = 0, temp = 0;
  cin >> n;
  int arr[n];
  for (int i = 0; i < n; i++) {
    cin >> arr[i];
  }
  sort(arr, arr + n);
  for (int i = 0; i < n; i++) {
    if (temp <= arr[i]) {
      counter++;
      temp += arr[i];
    }
  }
  cout << counter << endl;
}
