#include<cstdio>
#include<algorithm>
#include<cstring>
#include<vector>
#define Nmax 1005
using namespace std;
int n,m,i,j,p,q,nr,w[Nmax],sol;
vector < int >v[Nmax];
bool a[Nmax];
int main()
{
    freopen("aprindere.in","r",stdin);
    freopen("aprindere.out","w",stdout);
    scanf("%d %d",&n,&m);
    for (i=0;i<n;i++)
    scanf("%d",&a[i]);
    while (m--)
    {
        scanf("%d",&p);
        scanf("%d %d",&w[p],&q);
        for (i=1;i<=q;i++)scanf("%d",&nr),v[p].push_back(nr);
    }
    for (i=0;i<n;i++)
    if (!a[i])
    {
        sol+=w[i];
        for (j=0;j<v[i].size();j++)
        a[v[i][j]]=1-a[v[i][j]];
    }
    printf("%d",sol);
    return 0;
}