#include <bits/stdc++.h>
#define NIL (-1)
#define ll long long
using namespace std;
const int64_t MOD = 1e9 + 7;
const int INF = INT_MAX;
const double PI = acos(-1.0);

int main() {
	int N;
	cin >> N;
	vector<int> A(N);
	for (int i = 0; i < N; i++) cin >> A[i];
	vector<vector<int>> B(N, vector<int>(N));
	for (int i = 0; i < N; i++) {
		for (int j = 0; j < N; j++) cin >> B[i][j];
	}

	int p = 0;
	vector<int> vec;
	for (int bit = 0; bit < (1 << N); bit++) {
		bitset<20> bs(bit);
		vector<int> v;
		int s = 0;
		for (int i = 0; i < bs.size(); i++) {
			if (bs[i]) {
				v.push_back(i);
				s += A[i];
			}
		}
		for (int i = 0; i < v.size(); i++) {
			for (int j = 0; j < i; j++) {
				s += B[v[i]][v[j]];
			}
		}
		if (s > p) {
			p = s;
			vec = v;
		}
	}

	cout << p << endl;
	for (int i = 0; i < vec.size(); i++) {
		if (i) cout << ' ';
		cout << vec[i]+1;
	}
	cout << endl;
}