#include<iostream>
using namespace std;
class date
{
friend class datetime;
private:
int year,month,day;
public:
date(int y=2000,int m=1,int d=1)
{ year=y; month=m; day=d; }
void print_date() { cout<<year<<"/"<<month<<"/"<<day<<endl; }
};
class datetime
{ private: date d1;
int hour,minute,second;
public:
datetime(int y,int m,int d,int h,int mi,int s)
{
d1.year=y; d1.month=m; d1.day=d;
hour=h;minute=mi;second=s;
}
void print_datetime(){
d1.print_date();
cout<<hour<<":"<<minute<<":"<<second<<endl;
}
};
int main()
{ datetime dt(2018,7,9,11,14,59);
dt.print_datetime();
using namespace std;
class date
{
friend class datetime;
private:
int year,month,day;
public:
date(int y=2000,int m=1,int d=1)
{ year=y; month=m; day=d; }
void print_date() { cout<<year<<"/"<<month<<"/"<<day<<endl; }
};
class datetime
{ private: date d1;
int hour,minute,second;
public:
datetime(int y,int m,int d,int h,int mi,int s)
{
d1.year=y; d1.month=m; d1.day=d;
hour=h;minute=mi;second=s;
}
void print_datetime(){
d1.print_date();
cout<<hour<<":"<<minute<<":"<<second<<endl;
}
};
int main()
{ datetime dt(2018,7,9,11,14,59);
dt.print_datetime();
}
