27_has a 최종 문법 코드

#include <iostream>
using namespace std;
/*
*/
class Date
{
 int year, month, day;
public:
 Date(int y, int m, int d)
  :year(y), month(m), day(d)
 {
 }

public:
 int getYear() { return year; }
 int getMonth() { return month; }
 int getDay() { return day; }

public:
 void Print()
 {
  cout << year << "/";
  cout << month << "/";
  cout << day;
 }
};

class Time
{
 int hour, min, sec;
public:
 Time(int h, int m, int s)
  :hour(h), min(m), sec(s)
 {
 }

public:
 int getHour() { return hour; }
 int getMin() { return min; }
 int getSec() { return sec; }
public:
 void Print()
 {
  cout << hour << ":";
  cout << sec << ":";
  cout << min;
 }
};

class DateTime
{
 Date d;
 Time t;
public:
 DateTime(int y, int m, int d, int h, int mi, int s)
  :d(y, m, d), t(h, mi, s)
 {

 }
 void Print()//  2016/7/20 9:40:25
 {
  cout << d.getYear() <<"/"
   << d.getMonth() << "/"
   << d.getDay() << "  "
   << t.getHour() << ":"
   << t.getMin() << ":"
   << t.getSec() << endl;
  d.Print();
  cout << "  ";
  t.Print();
  cout << endl;
 }
};

int main()
{
 DateTime dt(2016, 7, 20, 9, 40, 25);

 dt.Print(); //  2016/7/20 9:40:25
 return 0;
}