int main(){
	int a,b,c,d,e,f,n1=0,n2=0,i;
	cin>>a>>b>>c>>d>>e>>f;
	int t[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};//??????
	for(i=1;i<=a-1;i++)
		if((i % 4 == 0 && i % 100 != 0) || (i % 400 == 0))//???366,??+365
			n1=n1+366;
		else n1=n1+365;
	for(i=1;i<=d-1;i++)
			if((i % 4 == 0 && i % 100 != 0) || (i % 400 == 0))
				n2=n2+366;
			else n2=n2+365;
	for(i=1;i<=b-1;i++)
		n1=n1+t[i];
	for(i=1;i<=e-1;i++)
		n2=n2+t[i];
	if(((a % 4 == 0 && a % 100 != 0) || (a % 400 == 0))&&(b>2))//????+1
		n1++;
	if(((d % 4 == 0 && d % 100 != 0) || (d % 400 == 0))&&(e>2))
        n2++;
	cout<<n2+f-n1-c<<endl;
	return 0;
}