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

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int N = scan.nextInt();
		int M = scan.nextInt();
		int []C = new int[N];
		for(int i = 0; i < N; i++) {
			C[i] = scan.nextInt();
		}
		scan.close();
		Arrays.sort(C);
		int ans = 0;
		for(int i = 0; i < N; i++) {
			M -= C[i];
			ans ++;
			if(M == 0) {
				System.out.println(ans);
				System.exit(0);
			}else if(M <= 0) {
				System.out.println(ans - 1);
				System.exit(0);
			}
		}
		System.out.println(ans);
	}
}