n = int(input())
a = list(map(int, input().split()))
b = [list(map(int, input().split())) for _ in range(n)]
m = -10 ** 10
res = []
for i in range(1, 1 << n):
    t = []
    ans = 0
    for j in range(n):
        if(i >> j) & 1:
            t.append(j)
            ans += a[j]
    for j in range(len(t)):
        for k in range(j + 1, len(t)):
            ans += b[t[j]][t[k]]
    if m < ans:
        m = ans
        res = t[:]
print(m)
print(*(x + 1 for x in res))