n=int(input())
a=list(map(int,input().split()))
b=[]
for _ in range(n):
  b.append(list(map(int,input().split())))
maxscore=0
bestans=0
for i in range(2**n):
  bells=[]
  for j in range(n):
    if 1<<j&i:
      bells.append(j)
  ans=0
  for j in range(len(bells)):
    ans+=a[bells[j]]
    for k in range(j+1,len(bells)):
      ans+=b[bells[j]][bells[k]]
  if ans>maxscore:
    maxscore=ans
    bestans=i
print(maxscore)
for i in range(n):
  if 1<<i&bestans:
    print(i+1)