int main()
{
printf("%d\n", previous_day(Monday));
printf("%d\n", next_day(Sunday));
printf("%d %d", increment_day(Thursday, 4), increment_day(Monday, -4));
return 0;
}
INLINE void CLU57813P::addretrace (void)
{
datetime.seconds++;
if ( (datetime.seconds & 0x0f) < 10 )
return;
datetime.seconds &= 0xf0;
datetime.seconds += 0x10;
if (datetime.seconds < 0x60)
return;
datetime.seconds = 0;
datetime.minutes++;
if ( (datetime.minutes & 0x0f) < 10 )
return;
datetime.minutes &= 0xf0;
datetime.minutes += 0x10;
if (datetime.minutes < 0x60)
return;
datetime.minutes = 0;
datetime.hours++;
if ( (datetime.hours & 0x0f) < 10 )
return;
datetime.hours &= 0xf0;
datetime.hours += 0x10;
if (datetime.hours < 0x24)
return;
datetime.hours = 0;
increment_day();
}