#include <fstream>

using namespace std;

const int MAX = 1001;
int v[MAX], n, m, ans;

int main()
{
    ifstream cin ("aprindere.in");
    ofstream cout ("aprindere.out");
    cin >> n >> m;
    for (int i = 0; i < n; ++i)
        cin >> v[i];
    for (int i = 1; i <= n; ++i)
    {
        int c, t, nrc, ok = 0;
        cin >> c >> t >> nrc;
        if (v[c] == 0)
        {
            ans += t;
            ok = 1;
        }
        for (int j = 1; j <= nrc; ++j)
        {
            int x;
            cin >> x;
            if (ok == 1)
                v[x] = !v[x];
        }
    }
    cout << ans;
    return 0;
}