text: #ifndef _TRAIN_H_
  #define _TRAIN_H_
  
  #include "userset.h"
  #include "action.h"
  
  //class UserSet;
  //class ActionSet;
  
  class Train{
  	private:
  		UserSet		m_Users_f;
  		UserSet		m_Users_m;
  		ActionSet	m_Actions;
  		TestSet		m_Test;
  	public:
  		Train();
  		~Train();
  
  		int init(char *profile_f,char *profile_m,char *train,char *test);
  		inline void disp(){
  			m_Users_f.disp();
  			m_Users_m.disp();
  			m_Actions.disp();
  			m_Test.disp();
  		}
  
  		void EloRating();
  		void Predict();
  };
  
  //void EloRating(UserSet &us,ActionSet as);
  
  
  /************************ test ************************************/
  void testTrain();
  #endif
  