def f(s, m):
    return s * 1000 + m

N = int(input())
M = [0] * N
for i in range(N):
    M[i] = int(input())
    
inf = 10 ** 18
dp = [inf] * ((1 << N) * 1000)
dp[0] = 0
for s in range(1 << N):
    for i in range(N):
        if (s >> i)&1:
            continue
        ns = s | (1 << i)
        for m in range(1000):
            v = max(0, M[i] - m)
            nm = (m + M[i])%1000
            dp[f(ns, nm)] = min(dp[f(ns, nm)], dp[f(s, m)] + v)
ans = inf
for i in range(1000):
    ans = min(ans, dp[f((1 << N) - 1, i)])
print(ans)