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

namespace No156
{
	class MainClass
	{
		public static void Main (string[] args)
		{
			var nm = Console.ReadLine ().Split (' ').Select (v => Convert.ToInt32 (v)).ToArray ();
			var m = nm [1];
			var data = Console.ReadLine ().Split (' ').Select (v => Convert.ToInt32 (v)).ToArray ();
			Array.Sort (data);
			for (int i = 0; i < data.Length; i++) {
				if (data [i] > m) {
					Console.WriteLine (i.ToString ());
					return;
				}
				m -= data [i];
			}
			Console.WriteLine (data.Length.ToString ());
		}
	}
}