#include <stdio.h>
#define NMAX 1001

FILE *f = fopen("aprindere.in","rt"), *g = fopen("aprindere.out","wt");

struct lista{long int nr;
             lista *urm;} *vf[NMAX];     

long int n,m,i,j,k,T[NMAX],hash[NMAX],cam[NMAX],x,y,tmax;

void citire()
{
fscanf(f,"%ld %ld",&n,&m);  
for (i=0;i<=n-1;i++)
    fscanf(f,"%ld",&hash[i]);
lista *p;
for (i=1;i<=m;i++)
    {fscanf(f,"%ld %ld %ld",&x,&y,&k);
    cam[i]=x;
    T[i]=y;
    
    for (j=1;j<=k;j++)
	{fscanf(f,"%ld",&x);
	p=new lista;
        p->nr=x;
        p->urm=vf[i];
        vf[i]=p;
        }
    }     
}

void solve()
{
lista *p;
for (i=1;i<=m;i++)
     if (!hash[cam[i]]) {p=vf[i];
                         while (p)
			       {hash[p->nr]=!(hash[p->nr]);
                               p=p->urm;
                               }
                         tmax+=T[i];
                         }
fprintf(g,"%ld",tmax);
}

int main()
{
citire();   
solve();
fclose(f);
fclose(g);
return 0;
}