// Laura Beckwith
// 
// cs589 -- Winter 2001

import java.util.*;
public class Pile {
	
	private Vector chips= new Vector();
	private int nTotValue= 0;
	private int nTot=0;
	

	public int getnTotValue(){
	    return nTotValue;
	}
	
	public int getTotNum(){
	    return chips.size();
	}        

	public void addChip(PokerChip pc){
	    nTot++;
	    nTotValue += pc.getChipValue();
	    chips.addElement(pc);
	}
	
	public PokerChip removeTop(){
	    PokerChip pc = new PokerChip();
	    pc = (PokerChip)chips.elementAt(nTot-1);
	    chips.removeElementAt(nTot-1);
	    nTotValue = nTotValue - pc.getChipValue();
	    nTot--;
	    return pc; 
	}
	
	public PokerChip returnChip(int x){
	    return (PokerChip)chips.elementAt(x);	
	}
}