import itertools
n, k = map(int, input().split())
ans = 0
alst = [int(input()) for _ in range(n)]
for lst in itertools.product([True, False], repeat = n):
    cnt = 0
    for t, a in zip(lst, alst):
        if t:
            cnt += a
    if cnt <= k:
        ans = max(ans, cnt)
print(ans)