#include <iostream>
using namespace std;
int main() {
        int n, m;
        cin >> n>> m;
        int card[100];
        for (int i = 0; i < n; i++)
               cin >> card[i];
        int sum = 0;
        int temp = 0;
        int result = 0;
        for (int i = 0; i < n - 2; i++) {
               for (int j = 1; j < n - 1; j++) {
                       for (int k = 2; k < n; k++) {
                              sum = card[i] + card[j] + card[k];
                              if (sum <= m) {
                                      temp = sum;
                                      if (temp > result)
                                             result = temp;
                              }
                       }
               }
        }
        cout << result;
}

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5 9
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