source_code: import java.util.Arrays;
  import java.util.Scanner;
  
  public class Twins {
      public static void main(String[] args) {
          Scanner in = new Scanner(System.in);
          int n = in.nextInt();
          int[] val = new int[n];
          for (int i=0; i<n; i++)
              val[i] = in.nextInt();
          Arrays.sort(val);
          int sum = 0, count = 0;
          for (int i=n-1; i>=0; i--)  {
              count++;
              sum += val[i];
              int his = 0;
              for (int j=0; j<i; j++) his += val[j];
              if (his < sum)  break;
          }
          System.out.println(count);
      }
  }
  