#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, sum = 0, c = 0, sum1 = 0;
  cin >> n;
  int a[n];
  for (int i = 0; i < n; i++) {
    cin >> a[i];
    sum = sum + a[i];
  }
  sort(a, a + n);
  for (int i = n - 1; i >= 0; i--) {
    sum1 = sum1 + a[i];
    c++;
    if (sum1 > (sum - sum1)) {
      break;
    }
  }
  cout << c;
  return 0;
}
