friend memory

[code]#include <turboc.h>

class Time;
class Date
{
private:
    int year, month, day;
public:
    Date(int y, int m, int d)
    {
        year = y;
        month = m;
        day = d;
    }
    void outToday(Time &t);
};

class Time
{
    friend void Date::outToday(Time &t);
private:
    int hour, min, sec;
public:
    Time(int h, int m, int s)
    {
        hour = h;
        min = m;
        sec = s;
    }
};

void Date::outToday(Time &t)
{
    printf("Today (%d.%d.%d) Time %d:%d:%d\n",
        year, month, day, t.hour, t.min, t.sec);
}

void main()
{
    Date D(2004,12,11);
    Time T(12, 34, 22);

    D.outToday(T);
}[/code]