/*************************
 ***??:??? 1200012776
 ***????:???????????
 ***??:2013?1?2?
 *************************/
int main()
{
	int startyear, startmonth, startday, endyear, endmonth, endday;
	int day_month[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
	int day_sum1 = 0, day_sum2 = 0, i, j;
	cin >> startyear >> startmonth >> startday >> endyear >> endmonth >> endday;
	if ((startyear % 4 == 0 && startyear % 100 != 0) || (startyear % 400 == 0))
	{
		day_month[1] = 29;
	}
	for (i = 0; i < startmonth - 1; i++)
	{
		day_sum1 += day_month[i];
	}
	day_month[1] = 28;
	day_sum1 += startday;
	for (i = startyear; i < endyear; i++)
	{
		if ((i % 4 == 0 && i % 100 != 0) || (i % 400 == 0))
			day_sum2 += 366;
		else
			day_sum2 += 365;
	}
	if ((endyear % 4 == 0 && endyear % 100 != 0) || (endyear % 400 == 0))
	{
		day_month[1] = 29;
	}
	for (i = 0; i < endmonth - 1; i++)
	{
		day_sum2 += day_month[i];
	}
	day_sum2 += endday;
	cout << day_sum2 - day_sum1 << endl;
	return 0;
}

