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