#include <fstream>
#include <vector>
using namespace std;
ifstream fin ("aprindere.in");
ofstream fout ("aprindere.out");
int n,nr,t,nrc,x,m,i,j,sum,v[1001],timp[1001];
vector <int> l[1001];
int main()
{
    fin>>n>>m;
    for (i=1; i<=n; i++)
        fin>>v[i];
    for (i=1; i<=m; i++)
    {
        fin>>nr>>t>>nrc;
        nr++;
        timp[nr]=t;
        for (j=1; j<=nrc; j++)
        {
            fin>>x;
            x++;
            l[nr].push_back (x);
        }
    }
    for (i=1; i<=n; i++)
    {
        if (v[i]==0)
        {
            sum+=timp[i];
            for (j=0; j<l[i].size (); j++)
                v[l[i][j]]=1-v[l[i][j]];
        }
    }
    fout<<sum;
    return 0;
}