#include <bits/stdc++.h>

using namespace std;

ifstream in("aprindere.in");
ofstream out("aprindere.out");

int main()
{
    
    
    int n, m, v[1001], a, b, c, v2[1001], s = 0;
    bool inchis = 0;
    
    in >> n >> m;
    
    for(int i = 0; i < n; i++)
        in >> v[i];

    for(int i = 0; i < m; i++){
        in >> a >> b >> c;
        inchis = 0;
        
        for(int j = 0; j < c; j++){
            in >> v2[j];
            if(!v[v2[j]])
            inchis = 1;
        }
        if(inchis){
            for(int j = 0; j < c; j++)
                if(!v[v2[j]])
                v[v2[j]] = 1;
                else
                v[v2[j]] = 0;
               
            s += b;
        }   
    }

    
    out << s;

    return 0;
}