#include <iostream>

using namespace std;
int days, y1, y2, m1, m2, d1, d2;
const int N = 13;
int months_1[N] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
int months_2[N] = {0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

bool LeapYear(int year) {
    return ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0);
}

int main() {
    cin >> y1 >> m1 >> d1 >> y2 >> m2 >> d2;
    //2000.2.3--- 2009.8.9
    // [2001,2002,2003,2004,2005,2006,2007,2008]
    //y1+1--->y2-1
    for (int i = y1 + 1; i <= y2 - 1; i++) {
        if (LeapYear(i))days += 366;
        else days += 365;
    }
    //y2
    for (int i = 1; i <= m2 - 1; i++)
        if (LeapYear(y2)) days += months_2[i];
        else days += months_1[i];
    days += d2;

    //y1
    int d0 = 0;
    for (int i = 1; i <= m1 - 1; i++)
        if (LeapYear(y1)) d0 += months_2[i];
        else d0 += months_1[i];
    d0 += d1 - 1;
    if (LeapYear(y1))days += 366 - d0;
    else days += 365 - d0;
    //输出
    cout << days - 1 << endl;
    return 0;
}