COMPLEJIDAD COLAP

                                                                              //O(1)
    public ColaP(){                                                             //T=1+2+4+1+1 = 9
        super();                                                                //1
        super.setInicio(new NodoP<T>(null,null,null,0));           //2
        NodoP<T> x = (NodoP<T>)super.getInicio();                               //4
        x.setSig(x);                                                       //1
        x.setAnt(x);                                                        //1
    }
T=1+2+4+1+1 = 9

T=9

O(1)