/**
 * Where we are. 
 * 
 * author R. Rosebrugh
 * version 2002-9-12
 */

public class Room
{
    // instance properties
    private int chairs;
    private int people;
    private String location;

    /**
     * Constructor for objects of class Room
     */
    public Room()
    {
        // initialise instance properties
    chairs = 40;   // for the particular room below
    people = 0;
    location = "Hart 101"; //where we are
        
    }

    /**
     * populate the room
     * 
     * newpeople is the number going in
     * @return   the sum of people and newpeople
     */
    public int addPeople(int newPeople)
    {
        // adds
        return people + newPeople;
     }   
    /**
     * de-populate the room
     * 
     * exitPeople is the number going out
     * @return   the difference of people and exitPeople
     */
    public int peopleLeave(int exitPeople)
    {
        // subtracts
        return this.people - exitPeople;        
    }
}