package CUTexamples;

import java.util.*;

public class TriFloats {
	
	private List<Float> members = new LinkedList<Float>() ;
    private String name ;
    private int updates ;
    
    public TriFloats(String name) { this.name = name ; updates = 0 ; }

    public boolean add(Float x) {
    	if (x > 1.5f) return false ;
    	if (members.contains(x)) return false ;
    	if (members.size() >= 3) return false ;
    	members.add(x) ;
    	updates++ ;
    	return true ;
    }
    
    public boolean remove(Float x) {
    	if (members.contains(x)) {
    		members.remove(new Float(x)) ;
    		updates++ ;
    		return true ;
    	}
    	return false ;
    }
    
}