/**
*    author:  shu8Cream
*    created: 22.01.2021 22:34:57
**/

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for (int i=0; i<(n); i++)
#define all(x) (x).begin(), (x).end()
using ll = long long;
using P = pair<int,int>;
using vi = vector<int>;
using vvi = vector<vi>;

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vector<ll> a(n);
    rep(i,n) cin >> a[i];
    vector<vector<ll>> b(n, vector<ll>(n));
    rep(i,n)rep(j,n) cin >> b[i][j];
    ll ans = 0;
    vi ans2;
    rep(s,1<<n){
        ll cnt = 0;
        vi tmp;
        rep(i,n){
            if(s>>i&1){
                cnt+=a[i];
                tmp.push_back(i);
            }
        }
        rep(i,tmp.size()){
            for(int j=i+1; j<tmp.size(); j++) cnt+=b[tmp[i]][tmp[j]];
        }
        ans=max(ans,cnt);
        if(cnt==ans) ans2=tmp;
    }
    cout << ans << endl;
    cout << ans2[0]+1;
    rep(i,ans2.size()-1) cout << " " << ans2[i+1]+1; 
    cout << endl;
}