using System;

public class Program {
	public static void Main(string[] args) {
		int m = int.Parse(Console.ReadLine().Split(' ')[1]);
		string[] s = Console.ReadLine().Split(' ');
		
		int[] c = new int[s.Length];
		for (int i = 0; i < c.Length; i++) {
			c[i] = int.Parse(s[i]);
		}
		Array.Sort(c);
		
		int count = 0;
		for (int i = 0; i < c.Length; i++) {
			m -= c[i];
			if (m < 0) {
				break;
			}
			count++;
		}
		Console.WriteLine(count);
	}
}