#include <iostream>
#include <list>
#include <numeric>

using namespace std;

bool Descending (const long& l, const long& r)
{
    return (r < l);
}


int main() {

  int numInCase;
  cin>> numInCase;

    list<long> animals;
    for( int i= 0; i< numInCase; i++ ) {
      long animal;
      cin>> animal;
      animals.push_back( animal );      
    }
    animals.sort(Descending);

    long long safe = 0;
    
    list<long>::iterator i = animals.begin();
    int numSafe = 0;
    
    safe += *i;
    numSafe++;
    i++;
    long long nextGroup = 0;
    int numInGroup = 0;

    while( i != animals.end() ) {
        nextGroup += *i;
        numInGroup++;
        if( nextGroup >= safe ) {
            safe += nextGroup;
            numSafe += numInGroup;
            nextGroup = 0;
            numInGroup = 0;
        }
        i++;
    }
    
    cout<< numSafe<< endl;

return 0;
}