#include <fstream.h>

int main(){
	int n,m,nrc,temp,timp=0,coord,test;
	ofstream out;
	ifstream in;
	out.open("aprindere.out");
	in.open("aprindere.in");
	in >>n>>m;
	int camera[n];
	for(int i=0;i<n;i++)
		in >>camera[i];
	for(int i=0;i<m;i++){
		test=0;
		in >>nrc;
		in >>temp;
		in >>nrc;
		for(int p=0;p<nrc;p++){
			in >>coord;
			if(camera[coord]==0){
				camera[coord]=1;
				test=1;
			}
		}
		if(test==1)
			timp=temp+timp;
	}
	out <<timp;
	out.close();
	in.close();
}