#include <iostream>
#include <stdio.h>
#define ANSI_COLOR_RED "\x1b[31m"
#define ANSI_COLOR_GREEN "\x1b[32m"
#define ANSI_COLOR_YELLOW "\x1b[33m"
#define ANSI_COLOR_BLUE "\x1b[34m"
#define ANSI_COLOR_MAGENTA "\x1b[35m"
#define ANSI_COLOR_CYAN "\x1b[36m"
#define ANSI_COLOR_RESET "\x1b[m"

using namespace std;

class FileOutputStream
{
 public:

 FileOutputStream(char* filename): file_(fopen(filename, "w"))
 {}

   void print(int t)
   {
     fprintf(file_, "%d", t);
   }

   void print(double t)
   {
     fprintf(file_, "%f", t);
   }

   void print(char* name)
   {
     fprintf(file_, "%s", name);
   }

   void flush()
   {
     fflush(file_);
   }

    ~FileOutputStream()
   {
     fclose(file_);
   }

 public:
    FileOutputStream(FILE* file): file_(file)
    {}


 private:
    FileOutputStream& operator = (FileOutputStream const&);
    FileOutputStream(FileOutputStream const&);

 private:
    FILE* file_;
};


class ConsoleOutputStream : public FileOutputStream
{
   public:
   ConsoleOutputStream() : FileOutputStream(stdout)
   {}
   void setColor(const char* str)
   {
     printf(str);
   }
   ~ConsoleOutputStream() {}
};

class ErrorOutputStream : FileOutputStream
{
   public:

    ErrorOutputStream() : FileOutputStream(stderr) {}

    void print(const char* name, const char* file, const char* func, int line)
    {
      cout << name << ' ' << file << ' ' << func << ' ' << line;
    }

    ~ErrorOutputStream() { }
};


int main (int argc, char const *argv[])
{

  ConsoleOutputStream a;
  ErrorOutputStream s;
  a.setColor(ANSI_COLOR_RED);
  s.print("Error!!", __FILE__, __FUNCTION__, __LINE__);

  return 0;
}