package tester;

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

public class Main {
	public static void main(String[] args) {
		new Main().run();
	}

	void run() {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int K = sc.nextInt();
		if (!(1 <= N && N <= 20))
			throw new AssertionError();
		if (!(0 <= K && K <= 2000000))
			throw new AssertionError();
		int[] A = new int[N];
		HashSet<Integer> set = new HashSet<>();
		for (int i = 0; i < N; ++i) {
			A[i] = sc.nextInt();
			if (set.contains(A[i]))
				throw new AssertionError();
			set.add(A[i]);
			if (!(1 <= A[i] && A[i] <= 100000))
				throw new AssertionError();

		}
		int ans = 0;
		for (int s = 0; s < 1 << N; ++s) {
			int tmp = 0;
			for (int i = 0; i < N; ++i) {
				if ((s >> i) % 2 == 1) {
					tmp += A[i];
				}
			}
			if (tmp <= K) {
				ans = Math.max(ans, tmp);
			}
		}
		System.out.println(ans);
	}

	void tr(Object... objects) {
		System.out.println(Arrays.deepToString(objects));
	}
}