import java.util.Arrays;
import java.util.Scanner;
class C{
	static Scanner s = new Scanner(System.in);
	public static void main(String[] args){
		Integer[] b=new Integer[s.nextInt()];
		int m=s.nextInt(),c=0;
		for(int i=0;i<b.length;i++) {
			b[i]=new Integer(s.next());
		}
		Arrays.sort(b);
		for(int i:b) {
			if((m-=i)<0)
				break;
			c++;
		}
		System.out.println(c);
	}
}