/*
 * dates.cpp
 *
 *  Created on: 2011-11-4
 *      Author: admin
 */
int main(){
int startYear,startMonth,startDay,endYear,endMonth,endDay,i,day1=0,day2=0,day3=0;
int a[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
int b[13]={0,31,29,31,30,31,30,31,31,30,31,30,31};
cin>>startYear>>startMonth>>startDay>>endYear>>endMonth>>endDay;
if((startYear%4==0)&&(startYear%100!=0)||(startYear%400==0)){
	for (i=1;i<=startMonth-1;i++){
		day1=b[i]+day1;
	}
	day1=day1+startDay;
}
else {
	for (i=1;i<=startMonth-1;i++){
    day1=a[i]+day1;
	}
    day1=day1+startDay;
}
if((endYear%4==0)&&(endYear%100!=0)||(endYear%400==0)){
	for (i=1;i<=endMonth-1;i++){
		day2=b[i]+day2;
	}
	day2=day2+endDay;
}
else{
	for (i=1;i<=endMonth-1;i++){
		day2=a[i]+day2;
	}
	day2=day2+endDay;
}
for (i=startYear;i<=endYear-1;i++){
	if((i%4==0)&&(i%100!=0)||(i%400==0))day3=day3+366;
	else day3=day3+365;
}
cout<<day3+day2-day1;
return 0;
}