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#include<fstream>
using namespace std;
ifstream cin("aprindere.in");
ofstream cout("aprindere.out");
int n,m,sol;
struct Switch{
int t,nr;
int b[105];
} vecSwitch[1005];
int config[1005];
int main(){
cin>>n>>m;
for(int i=0;i<n;i++)
cin>>config[i];
for(int i=0;i<n;i++){
int bulb;
cin>>bulb;
cin>>vecSwitch[bulb].t;
cin>>vecSwitch[bulb].nr;
for(int i=1;i<=vecSwitch[bulb].nr;i++)
cin>>vecSwitch[bulb].b[i];
}
for(int i=0;i<n;i++)
if(config[i]==0){
sol+=vecSwitch[i].t;
for(int j=1;j<=vecSwitch[i].nr;j++)
config[vecSwitch[i].b[j]]=1-config[vecSwitch[i].b[j]];
}
cout<<sol;
}