#include <iostream>
#include <algorithm>
#include <vector>
#include <map>
#include <string>
#include <numeric>
#include <cstring>
#include <cmath>
#include <set>
#include <queue>
#include <stack>

const int MOD = 1e9 + 7;
const int iINF = 100000000;
#define rep(i,n) for(int i=0;i<(n);i++)

using namespace std;
using ll = long long int;
using P = pair<int, int>;
using edge = struct{int to; int cost;};

int main()
{
    int N, K, a[21];
    cin >> N >> K;

    rep(i, N) cin >> a[i];

    ll ans = 0LL;

    for(int i = 0; i < (1 << N); i++)
    {
        ll tmp = 0LL;
        rep(j, N)
        {
            if(i & (1 << j) && (tmp + a[j] <= K))
                tmp += a[j];  
        }
        ans = max(tmp, ans);
    }

    cout << ans << endl;


    return 0;
}