#include <stdio.h>

long a[1001];

int main()
{
	FILE *f, *g;
	f=fopen ("aprindere.in", "r");
	g=fopen ("aprindere.out", "w");
	long n, m, i, c, t, nr, T=0, j, x, u;
	fscanf (f, "%ld %ld", &n, &m);
	for (i=0; i<n; i++) fscanf (f, "%ld ", &a[i]);

	for (i=0; i<m; i++)  {
		fscanf (f, "%ld %ld %ld", &c, &t, &nr);
		u=a[c];
		for (j=0; j<nr; j++)
		  {
				fscanf (f, "%ld ", &x);
				if (u==0) if (a[x]) a[x]=0; else a[x]=1;
		  }
		if (u==0) T += t;
	}
	fprintf(g, "%ld\n", T);
	fclose(f);
	fclose(g);
	return 0;
}