正Man's World

    abstract class Employee
    {
        public double s;
        public double c;
        public double w;
        public int q;
        public int h;
        abstract void earning();
    }

    class Boss extends Employee
    {
     private String Name;
     public Boss(String Name,double s)
     {
      this.Name = Name;
      this.s = s;
     }
      public void earning()
      {
      if (s<0) {s=0;}
      System.out.println("Boss:" + Name + s);
      }

    }

    class Commission extends Employee
    {private String Name;
     public Commission(String Name,double s,double c,int q)
     {
      this.Name = Name;
      this.s = s;
      this.c = c;
      this.q = q;
     }
     public void earning()
      {
      if (s<0) {s=0;}
      if (c<0) {c=0;}
      if (q<0) {q=0;}
      System.out.println("Commission Worker:" + Name + (s+(c*q)));
      }
    }

    class Piece extends Employee
    {private String Name;
     public Piece(String Name,double w,int q)
    {
     this.Name = Name;
     this.s = s;
     this.w = w;
     this.q = q;
    }
     public void earning()
     {
     if (w<0) {w=0;}
     if (q<0) {q=0;}
     System.out.println("Piece Worker:" + Name + (w*q));
     }
    }

    class Hourly extends Employee
    {private String Name;
    public Hourly(String Name,double w ,int h)
    {
     this.Name = Name;
     this.s = s;
     this.w = w;
     this.h = h;
    }
     public void earning()
     {
     if (w<0) {w=0;}
     if (h<0) {h=0;}
     System.out.println("Hourly Worker:" + Name +(w*h));
     }
    }

public class java1227
{
 public static void main(String[] args)
 {
  Employee m;

  Boss m1 = new Boss("John ",25000);
  Boss m2 = new Boss("Mary ",-1400);
  Commission m3 = new Commission("Hellen ",10000,150,10);
  Commission m4 = new Commission("Hellenay ",-900,100,20);
  Piece m5 = new Piece("Joe ",5000,3);
  Piece m6 = new Piece("Johnny ",4000,-2);
  Hourly m7 = new Hourly("Kiren ",300,100);
  Hourly m8 = new Hourly("Karo ",200,-99);

  m = m1;
  m.earning();
  m = m2;
  m.earning();
  m = m3;
  m.earning();
  m = m4;
  m.earning();
  m = m5;
  m.earning();
  m = m6;
  m.earning();
  m = m7;
  m.earning();
  m = m8;
  m.earning();

 }
}