/**************************************************
*   Author: Morrison
*   Date created: 31 Aug 2020
*   Date last modified: 31 Aug 2020
**************************************************/

public class Minter
{
    private static int idWell;
    static
    {
        idWell = 1;
    }
    private final int ID;
    public Minter()
    {
        ID = idWell;
        idWell++;
    }
    public static int nextID()
    {
        return idWell;
    }
    @Override
    public String toString()
    {
        return String.format("Minter(%s)", ID);
    }
    
    public static void main(String[] args)
    {
        for(int k = 0; k < 10; k++)
        {
            System.out.println(new Minter());
        }
        //Minter q = new Minter();
        System.out.println(Minter.nextID());
    }
}