using System;
using System.Linq;
using System.Collections.Generic;

class Program
{
    static void Main(string[] args)
    {
        string[] str = Console.ReadLine().Split();
        int n = int.Parse(str[0]);
        int m = int.Parse(str[1]);

        int[] c = Console.ReadLine().Split().Select(xx => int.Parse(xx)).ToArray();
        Array.Sort(c);

        int i = 0;

        while (m != 0 && i < n)
        {
            if (m >= c[i])
            {
                m -= c[i];
                c[i] = 0;
            }
            else
            {
                c[i] -= m;
                m = 0;
            }

            i++;
        }

        int box = Array.LastIndexOf(c, 0) + 1;

        Console.WriteLine(box);
        Console.Read();
    }
}