ｖn, A, B, C = map(int, input().split())
l = [int(input()) for _ in range(n)]
inf = 10 ** 18


def dfs(i, a, b, c):
    if i == n:
        if a < 1 or b < 1 or c < 1:
            return inf
        return abs(A - a) + abs(B - b) + abs(C - c)
    res = dfs(i + 1, a, b, c)
    res = min([res, dfs(i + 1, a + l[i], b, c) + (10 if a > 0 else 0)])
    res = min([res, dfs(i + 1, a, b + l[i], c) + (10 if b > 0 else 0)])
    res = min([res, dfs(i + 1, a, b, c + l[i]) + (10 if c > 0 else 0)])
    return res


print(dfs(0, 0, 0, 0))
