#include<iostream>
#include<string>
using namespace std;
int date_num(string s){
    int days[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
    int year = stoi(s.substr(0, 4));
    int month = stoi(s.substr(4, 2));
    int day = stoi(s.substr(6));
    int sum = 0;
    if(year % 400 == 0 || (year % 4 == 0 && year % 100 != 0)) days[1] = 29;
    for(int i = 0; i < month - 1;i++){
        sum += days[i];
    }
    sum += day;
    return sum;
}
int main(){
    string s1, s2;
    cin >> s1 >> s2;
    if(s1.substr(0, 4) == s2.substr(0, 4)) cout << date_num(s2) - date_num(s1) + 1<< endl;
    else{
        int sum = 0;
        int year_s1 = stoi(s1.substr(0, 4));
        int year_s2 = stoi(s2.subs...