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- public String toString(){
- String cadena = "[";
- Nodo aux = primero;
- if(size()==0){
- return "[]";
- }else{
- while(aux!=null){
- cadena = cadena + aux.getDato();
- if(aux != ultimo){
- cadena = cadena + ", ";
- }
- aux = aux.getSiguiente();
- }
- return cadena + "]";
- }
- }
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