#include<iostream>
#include<vector>
using namespace std;

const int NMAX=1000;
int n,m,T[NMAX];
vector<int> bec[NMAX];
bool aprins[NMAX];

int main(){
	ios_base::sync_with_stdio(false);
	freopen("aprindere.in","r",stdin);
	freopen("aprindere.out","w",stdout);
	cin.tie(nullptr);
	cout.tie(nullptr);
	cin>>n>>m;
	for(int i=0;i<n;++i){
		cin>>aprins[i];
	}
	while(m--){
		int c,k;
		cin>>c>>T[c]>>k;
		while(k--){
			int x;
			cin>>x;
			bec[c].push_back(x);
		}
	}
	int ans=0;
	for(int i=0;i<n;++i){
		if(aprins[i]){
			continue;
		}
		ans+=T[i];
		for(auto j:bec[i]){
			aprins[j]^=1;
		}
	}
	cout<<ans;
}