import java.util.*;

class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int m = sc.nextInt();
		int[] kya = new int[n];
		for(int i=0;i<n;i++){
			kya[i]=sc.nextInt();
		}
		Arrays.sort(kya);
		int ans=0;
		while(m>0&&ans<n){
			m-=Math.min(m, kya[ans]);
			ans++;
		}
		System.out.println(ans-1);
	}
}