N=int(input())
A=list(map(int,input().split()))
B=[list(map(int,input().split())) for i in range(N)]
ans=-10**20
ans_li=[]
for i in range(2**N):
    ans_pre=0
    ans_li_pre=[]
    for j in range(N):
        if (i>>j)&1:
            ans_li_pre.append(j+1)
            ans_pre+=A[j]
    for j in range(len(ans_li_pre)-1):
        for k in range(j+1,len(ans_li_pre)):
            ans_pre+=B[ans_li_pre[j]-1][ans_li_pre[k]-1]
    if ans_pre>=ans:
        ans=ans_pre
        ans_li=sorted(ans_li_pre)
print(ans)
print(*ans_li)