def main():
    N = int(input())
    A = list(map(int, input().split()))
    B = []
    for _ in range(N):
        B.append(list(map(int, input().split())))
    W = float('-inf')
    res = []
    for i in range(1, 1 << N):
        num = 0
        bit = []
        for j, a in enumerate(A):
            if (i >> j) & 1:
                num += a
                bit.append(j + 1)

                for k in range(j + 1, N):
                    if (i >> k) & 1:
                        num += B[j][k]
        if W < num:
            W = num
            res = bit
    print(W)
    print(*res)
main()