package P156;

import java.io.*;
import java.util.Arrays;
import java.util.Scanner;

public class P156 {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String k = sc.nextLine();
		String[] kstrs = k.split(" ");
		int N = Integer.parseInt(kstrs[0]);
		int M = Integer.parseInt(kstrs[1]);
		String l = sc.nextLine();
		String[] lstrs = l.split(" ");

		int C[] = new int[N];
		int i = 0;
		int sum = 0;
		
		for (i=0;i<=N-1;i++) {
			C[i] = Integer.parseInt(lstrs[i]);
			sum = sum + C[i];
		}
		
		if (M >= sum){
			i = N;
			M = 0;
		} else {
			Arrays.sort(C);
			i = 0;
			while (M > 0) {
				if (C[i] < M) {
					M = M - C[i];
					i++;
				} else {
					M = 0;
				}
			}
		}
		System.out.println(i);
	}
}