#include <bits/stdc++.h>
using namespace std;
ifstream fin ( "ubuntzei.in" );
ofstream fout ( "ubuntzei.out" );
int n, m;
int nr_prieteni, prieten[20];
int dist[]
struct nod {
    int vecin, dist;
    nod() {
        vecin = 0;
        dist = 0;
    }
    nod ( int a, int b ) {
        vecin = a;
        dist = b;
    }
};
vector<nod>g[2010];
int main() {
    fin >> n >> m;
    fin >> nr_prieteni;

    for ( int i = 1; i <= nr_prieteni; i++ )
        fin >> prieten[i];

    for ( int i = 1; i <= m; i++ ) {
        int x, y, z;
        fin >> x >> y >> z;
        g[x].push_back ( nod ( y, z ) );
        g[y].push_back ( nod ( x, z ) );
    }

    return 0;
}