#include <iostream>
using namespace std;
long long ans;
int main() {
int a1,b1,c1,a2,b2,c2,yu1=31,yu2=28,yu3=31,yu4=30,yu5=31,yu6=30,yu7=31,yu8=31,yu9=30,yu10=31,yu11=30,yu12=31;
cin>>a1>>b1>>c1>>a2>>b2>>c2;
for(int i=a1;i<a2;i++){
if(i%4==0 || i%100==0 && i%400!=0){
ans+=366;
}else{
ans+=365;
}
}
for(int i=b1;i<b2;i++){
if(i==1){
ans+=yu1;
}
if(i==2){
ans+=yu2;
}
if(i==3){
ans+=yu3;
}
if(i==4){
ans+=yu4;
}
if(i==5){
ans+=yu5;
}
if(i==6){
ans+=yu6;
}
if(i==7){
ans+=yu7;
}
if(i==8){
ans+=yu8;
}
if(i==9){
ans+=yu9;
}
if(i==10){
ans+=yu10;
}
if(i==11){
ans+=yu11;
}
if(i==12){
ans+=yu12;
}
}
ans+=c2-c1;
cout<<ans;
return 0;
}
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