#include<fstream>
#define dmax 1002
using namespace std;
ifstream in("aprindere.in");
ofstream out("aprindere.out");
int n,m;
long ct;
bool mat[dmax];
int main()
{	int i,nr,c,ap,x,j,ok;
	in>>n>>m;
	for(i=0;i<n;i++)
		in>>mat[i];
	for(i=1;i<=m;i++)
	{	in>>nr>>c>>ap;
		ok=0;
		if(!mat[nr])
			ok=1;
		for(j=1;j<=ap;j++)
		{	in>>x;
			if(ok==1)
				mat[x]=(mat[x]+1)%2;
		}	
		if(ok)
			ct+=c;
	}
	in.close();
	out<<ct;
	out.close();
	return 0;
}