#include<cstdio>
int month[13][2]={
{0,0},{31,31},{28,29},{31,31},{30,30},{31,31},{30,30},{31,31},{31,31},{30,30},{31,31},{30,30},{31,31}
};
bool isLeap(int year){
return(year%4==0&&year%100!=0)||(year%400==0);
}
int main(){
int time1,y1,m1,d1;
int time2,y2,m2,d2;
while(scanf("%d%d",&time1,&time2)!=EOF){
if(time1>time2){
int temp=time1;
time1=time2;
time2=temp;
}
y1=time1/10000,m1=time1%10000/100,d1=time1%100;
y2=time2/10000,m2=time2%10000/100,d2=time2%100;
int ans=1;
while(y1<y2||m1<m2||d1<d2){
d1++;
if(d1==month[m1][isLeap(y1)]+1){
m1++;
d1=1;
}
if(m1==13){
y1++;
m1=1;
}
ans++;
}
printf("%d\n",ans);
}
return 0;
}