Item

http://pastebin.com/U9kMi5CU
import chn.util.*;
import apcslib.*;
import java.util.*;

public class Item implements Comparable{
    private int myId;
    private int myInv;
    public Item(int id, int inv){
        myId = id;
        myInv = inv;
    }
    public int getId(){
        return myId;
    }
    public int getInv(){
        return myInv;
    }
    public int compareTo(Object otherObject){
        Item right = (Item)otherObject;
        return (myId - right.getId());
    }
    public boolean equals(Object otherObject){
        return compareTo(otherObject) == 0;
    }
    public String toString(){
        return (myId + "    " + myInv);
    }
}