import java.util.*;

public class Run {
    public static void main (String arg[]) {
        Scanner scan = new Scanner(System.in);
        int N,M;
        N = scan.nextInt();
        M = scan.nextInt();
        int[] C = new int[N];
        int i, tmp, min, ans = 0;
        for (i = 0; i < N; i++) C[i] = scan.nextInt();
        for (int j = 0; j < N; j++) {
            min = C[j];
            for (i = N - 1; i > j; i--) {
                if (min > C[i]) {
                    tmp = min;
                    min = C[i];
                    C[i] = tmp;
                }
            }
            if (M >= min) {
                M -= min;
                ans++;
                if (M==0) break;
            } else {
                break;
            }
        }
        System.out.println(ans);
    }
}