#!/usr/bin/env python3


import itertools


def iterate_subsets(seq):
    n = len(seq)
    gs = (itertools.combinations(seq, i) for i in range(n + 1))
    return itertools.chain(*gs)


def solve(k, xs):
    yss = iterate_subsets(xs)
    res = max(sum(ys) for ys in yss if sum(ys) <= k)
    return res


def main():
    n, k = (int(z) for z in input().split())
    xs = [int(input()) for _ in range(n)]
    print(solve(k, xs))


if __name__ == '__main__':
    main()