import java.io.*;

public class Vertex
{
    int num;
    double numD;
    // null constructor
    public Vertex()
    {
    }
    // String constructor
    public Vertex(int x) 
    {
	this.num = x;
    }
    

    // setters and getters
    public int getNum()
    {
	return this.num;
    }
    
    public Vertex(double y){
	this.numD=y;
    }

    public double getNumD(){
	return this.numD;
    }
}