#include <iostream>

using namespace std;

class Writer {
  public:
    virtual void write(char *text) {
       printf("%s", text);
    }
};

class DecoratorWriter: public Writer{

	protected:
		Writer *_writer;
	public:
		DecoratorWriter(Writer *writer) : _writer(writer) {}
                virtual void write(char *text) {
                   printf("%s", text);
                }
};


class DecoratorHTML: public DecoratorWriter {
   public:
     void write(char *text) {
        printf("<!-- HTML para %s -->", text);
        printf("<html><body><p>");
	_writer->write(text);
        printf("</p></body></html>");
     } 
};

class DecoratorLinkHTML : public DecoratorWriter {
   private:
     char* _reference;
   public:
     DecoratorLinkHTML(Writer *writer, const char* reference) : _writer(writer), _reference(reference) {}
     void write(char *text) {
        printf("<!-- Link para %s -->", text);
        printf("<a href=\"#\"%s\">", reference);
        _writer->write(text);
        printf("</a>");
     }
}

int main() {
  Writer *normal = new DecoratorHTML(new DecoratorLinkHTML(new Writer()));
  normal.write("Seu Texto aqui!!");
  return 0;
}