import java.util.Arrays;
import java.util.Scanner;


public class Main_yukicoder156 {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int m = sc.nextInt();
        int[] c = new int[n];
        for (int i = 0; i < n; i++) {
        	c[i ]= sc.nextInt();
        }
        Arrays.sort(c);

        int i;
        for (i = 0; i < n; i++) {
        	if (m > c[i]) {
        		m -= c[i];
        	} else if (m == c[i]) {
        		i++;
        		break;
        	} else {
        		break;
        	}
        }

        System.out.println(i);
        
        sc.close();
    }
}