int main()
{
	int a[2][12]={{31,28,31,30,31,30,31,31,30,31,30,31},{31,29,31,30,31,30,31,31,30,31,30,31}};
	int year1,month1,date1,year2,month2,date2,day=0,year;
	cin>>year1>>month1>>date1>>year2>>month2>>date2;
	if(year1==year2)
	{
		if(month1==month2)
			day+=(date2-date1);
		else if(month1<month2)
		{
			if((year1%4==0&&year1%100!=0)||(year1%400==0))     year=1;
			else  year=0;
			day+=(a[year][month1-1]-date1);
			for(int i=month1+1;i<month2;i++)
				day+=a[year][i-1];
			day+=date2;
		}
	}
	else if(year1<year2)
	{
		if((year1%4==0&&year1%100!=0)||(year1%400==0))     year=1;
		else  year=0;
		day+=(a[year][month1-1]-date1);
		for(int i=month1+1;i<=12;i++)
			day+=a[year][i-1];
		for(int i=year1+1;i<year2;i++)
		{
			if((i%4==0&&i%100!=0)||(i%400==0))    day+=366;
			else  day+=365;
		}
		if((year2%4==0&&year2%100!=0)||(year2%400==0))     year=1;
		else  year=0;
		for(int i=1;i<month2;i++)
			day+=a[year][i-1];
		day+=date2;
	}
	cout<<day<<endl;
	return 0;
}