#include <iostream>
#include <fstream>

using namespace std;

ifstream fin("aprindere.in");
ofstream fout("aprindere.out");

int n, m;
int schimb[101], c, t, rez = 0, nrC;
bool apas;
int a[1003];

int main()
{
    fin >> n >> m;
    for (int i = 0; i < n; i++){
        fin >> a[i];
    }
    for (int i = 0; i < m; i++){
        fin >> c >> t >> nrC;
        apas = false;
        for (int j = 0; j < nrC; j++){
            fin >> schimb[j];
            if (a[schimb[j]] == 0){
                apas = true;
            }
        }
        if (apas) {
            for (int j = 0; j < nrC; j++){
                a[schimb[j]] = ((a[schimb[j]] == 0) ? 1 : 0);
            }
            rez += t;
        }
    }

    fout << rez;
    return 0;
}