import itertools as it
n=int(input())
A=list(map(int,input().split()))
B=[list(map(int,input().split())) for _ in range(n)]
S=list(range(n))
y=-10**9
for m in range(1,n+1):
	for C in it.combinations(S,m):
		x=0
		for i in C:
			x+=A[i]
			x+=sum([B[i][j] for j in C])/2
			#print(C,x,[B[i][j] for j in C])
		if x>y:y=x;Y=C
print(int(y))
print(*[i+1 for i in Y])