Chinese

import java.util.*;
public class CPP{

     public static void main(String []args){
        Scanner sc = new Scanner(System.in);
        int no_of_vertices=sc.nextInt();
        int no_of_edges=sc.nextInt();
        int node1, node2, cost;
        for(int i=0;i<no_of_edges;i++){
            node1=sc.nextInt();
            node2=sc.nextInt();
            cost=sc.nextInt();
        }
     }
}