text: #ifndef __Question_1_5_h__
  #define __Question_1_5_h__
  
  #include <string>
  
  using std::string;
  
  class Question1_5 
  {
  public:
      int run();
      int stringToInt(const string& value);
      string intToString(int value);
      int countCompression(const string& str);
  
      /// C++ std::string is efficient and no need to use a "StringBuffer"-like structure.
      string compressBetter(const string& str);
  }; 
  
  
  
  #endif // __Question_1_5_h__