#include <fstream>

using namespace std;
ifstream fin("aprindere.in");
ofstream fout("aprindere.out");
int a[1001][1003];
bool v[1001];
 int n , m,i ,j,s;
int main()
{
  fin>>n>>m;
  for(i=0;i<n;i++){fin>>v[i];}
  for(i=0;i<m;i++){fin>>a[i][0]>>a[i][1]>>a[i][2];
    for(j=0;j<a[i][2];j++){fin>>a[i][j + 3];}
  }
  for(i=0;i<m;i++){if(v[a[i][0]]==0){s+=a[i][1];
                                     for(j=0;j<a[i][2];j++){v[a[i][j+3]]=!v[a[i][j+3]];}
     }
  }
  fout<<s;
  return 0;
}