#include<bits/stdc++.h>
using namespace std;

void calc(int const sum, vector<int> const a, int const K, vector<int> &com){
    vector<int> na(a);
    if(na.empty()) return;
    if(sum+na.back()>K) return;
    int tmp=na.back();
    na.pop_back();
    com.push_back(sum+tmp);;
    calc(sum, na, K, com);
    calc(sum+tmp, na, K, com);
}

int main(){
    int N,K,in;
    vector<int> a, com;

    cin >> N >> K;
    while(cin >> in) a.push_back(in);
    sort(a.begin(),a.end(),greater<int>());
    calc(0,a,K,com);
    sort(com.begin(),com.end());
    cout << com.back() << endl;

    return 0;
}