#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
using namespace std;
using ll=long long;
using ld=long double;
ld pie=3.141592653589793;
ll mod=998244353 ;
ll inf=10000999999999900;
int main(){
    ll n;
    cin >> n;
    vector<ll>a(n);
    for (ll i = 0; i < n; i++)
    {
        cin >> a[i];
    }
    vector<vector<ll>>b(n,vector<ll>(n));
    for (ll i = 0; i < n; i++)
    {
        for (ll j = 0; j < n; j++)
        {
            cin >> b[i][j];
        }
    }
    vector<ll>two(30,1);
    for (ll i = 1; i < 30; i++)
    {
        two[i]=two[i-1]*2;
    }
    ll ans=-inf;
    ll x;
    for (ll i = 1; i < two[n]; i++)
    {
        ll y=0;
        for (ll j = 0; j < n; j++)
        {
            if (two[j]&i)
            {
                y+=a[j];
            }
        }
        for (ll j = 0; j < n; j++)
        {
            for (ll k = j+1; k < n; k++)
            {
                if (two[j]&i&&two[k]&i)
                {
                    y+=b[j][k];
                }
            }
        }
        if (y>ans)
        {
            ans=y;
            x=i;
        }
    }
    cout << ans << endl;
    for (ll i = 0; i < n; i++)
    {
        if (two[i]&x)
        {
            cout << i+1 << ' ';
        }
    }
}