N,A,B,C = map(int,input().split())
l = [input() for i in range(N)]
INF = 10 ** 9

def ans(cur,a,b,c):
    
    if cur == N:
        return abs(a-A) + abs(b-B) + abs(c-C) - 30 if min(a,b,c) > 0 else INF
    
    ret0 = ans(cur + 1,a,b,c) 
    ret1 = ans(cur + 1,a + l[cur],b,c) + 10
    ret2 = ans(cur + 1,a,b + l[cur],c) + 10
    ret3 = ans(cur + 1,a,b,c + l[cur]) + 10

    return min(ret0,ret1,ret2,ret3)

print(ans(0,0,0,0))





