from itertools import product
N, A, B, C = [int(i) for i in input().split()]
l_ls = list()
for i in range(N):
    l_ls.append(int(input()))
best = 1e9
for combi in product(range(4),repeat=N):
    a = [l for l, label in zip(l_ls, combi) if label == 1]
    b = [l for l, label in zip(l_ls, combi) if label == 2]
    c = [l for l, label in zip(l_ls, combi) if label == 3]
    dis = abs(A - sum(a)) + abs(B - sum(b)) + abs(C - sum(c)) \
          + (len(a) + len(b) + len(c) - 3) * 10
    if best > dis:
        best = dis
print(best)