#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
using ll = long long;
using ld = long double;

int N, A[20], B[20][20], sum, ans, ansi;

int main() {
  cin >> N;
  for (int i = 1; i <= N; i++) cin >> A[i];
  for (int i = 1; i <= N; i++) {
    for (int j = 1; j <= N; j++) cin >> B[i][j];
  }
  for (int i = 1; i < (1 << N); i++) {
    sum = 0;
    for (int j = 0; j < N; j++) {
      if (i >> j & 1) {
        sum += A[j + 1];
      }
    }
    for (int j = 0; j < N; j++) {
      for (int k = j + 1; k < N; k++) {
        if ((i >> j & 1) && (i >> k & 1)) {
          sum += B[j + 1][k + 1];
        }
      }
    }
    if (ans < sum) {
      ans = sum;
      ansi = i;
    }
  }
  cout << ans << endl;
  vector<int> vec;
  for (int i = 0; i < N; i++) {
    if (ansi >> i & 1) {
      vec.push_back(i + 1);
    }
  }
  for (int i = 0; i < vec.size(); i++) cout << vec[i] << " \n"[i == vec.size() - 1];
  return 0;
}