#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, count = 1, sum;
  cin >> n;
  int a[n];
  if (n > 1) {
    for (int i = 0; i < n; i++) cin >> a[i];
    sort(a, a + n);
    sum = a[0];
    for (int i = 1; i < n; i++) {
      if (a[i] >= sum) {
        sum += a[i];
        count++;
      }
    }
  }
  cout << count;
}
