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