[백준] 블랙잭 2798번

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def black_jack(value):
    lst = list(map(int, input().split(' ')))

    max_data =0
    for index in range(len(lst)-2):
        for indent_1_index in range(index+1, len(lst)-1):
            for indent_2_index in range(indent_1_index+1, len(lst)):
                data = lst[index]+ lst[indent_1_index]+ lst[indent_2_index]
                if (data <=value) and (data>=max_data):
                    max_data = data
    return max_data

_, value = map(int, input().split(' '))
print(black_jack(value))