#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, s, e) for (int i = (int)(s); i < (int)(e); ++i)
#define all(a) (a).begin(),(a).end()

int main() {
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);
    
    int N;
    cin >> N;
    vector<ll> A(N);
    rep(i, 0, N) cin >> A[i];
    vector B(N, vector<ll>(N));
    rep(i, 0, N) rep(j, 0, N) cin >> B[i][j];
    
    ll ans = -(1ll << 62);
    int S = -1;
    rep(bit, 1, 1 << N) {
        ll res = 0;
        rep(i, 0, N) if ((bit >> i) & 1) res += A[i];
        rep(i, 0, N - 1) rep(j, i + 1, N) if (((bit >> i) & 1) && ((bit >> j) & 1)) res += B[i][j];
        
        if (ans < res) {
            ans = res;
            S = bit;
        }
    }
    
    cout << ans << '\n';
    rep(i, 0, N) if ((S >> i) & 1) cout << i + 1 << ' ';
    cout << '\n';
}