#include<iostream>
#include<string>
#include<algorithm>
#include<functional>
#include<vector>
#include<set>
#include<queue>
#include<list>
#include<stdio.h>
#include<stdlib.h>

using namespace std;

int main() {
	
	int n, k;

	cin >> n >> k;

	vector<int> a;
	a.resize(n);


	for (int i = 0; i < n; i++) {
		int buf;
		cin >> buf;
		a[i]=buf;
	}

	int max = -1;
	int sum = 0;
	for (int bit = 0; bit < (1 << n); ++bit) {
		sum = 0;
		for (int i = 0; i < n; ++i) {
			if (bit & (1 << i)) {
				sum += a[i];
			}
		}

		if (max < sum && sum<=k) {
			max = sum;
		}
	}

	cout << max;

}