#include<bits/stdc++.h>

#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define fi first
#define se second
#define sz size
#define pb push_back
#define mp make_pair
#define bg begin
#define nd end
using namespace std;

#define int long long

const int maxn = 100003;
const int maxk = 1003;

int n,m;
int light[maxk];
int cst[maxk];
vector<int> g[maxk];

int32_t main(){

	freopen("aprindere.in","r",stdin);
	freopen("aprindere.out","w",stdout);

	ios_base::sync_with_stdio(false);
	cin.tie(0);

	cin >> n >> m;
	int room,t,nrc,x;
	for(int i=0;i<n;++i) cin >> light[i];
	for(int i=0;i<m;++i) {
		cin >> room >> t >> nrc;
		cst[room] = t;
		for(int j=0;j<nrc;++j) {
			cin >> x;
			g[room].pb(x);
		}
	}
	int ans = 0;
	for(int i=0;i<n;++i) {
		if(light[i]) continue;
		ans += cst[i];
		for(int ch : g[i]) light[ch] ^= 1;
	}

	cout << ans << '\n';
	return 0;
}