#include <iostream>
#include <cmath>
using namespace std;

// 判斷是否是閏年
bool isLeapYear(int year) {
    if (year % 4 == 0) {
        if (year % 100 == 0) {
            if (year % 400 == 0)
                return true;
            else
                return false;
        }
        else
            return true;
    }
    else
        return false;
}

// 計算從某年初到某月某日的天數
int daysFromStartOfYear(int year, int month, int day) {
    int daysPerMonth[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
    if (isLeapYear(year)) {
        daysPerMonth[1] = 29; // 閏年2月有29天
    }
    int days = 0;
    for (int i = 0; i < month - 1; ++i) {
        days += daysPerMonth[i];
    }
    days += day;
    return days;
}

// 計算從西元1年1月1日到某日期的總天數
int daysFromEpoch(int year, int month, int day) {
    int days = 0;
    for (int i = 1; i < year; ++i) {
        days += isLeapYear(i) ? 366 : 365;
    }
    days += daysFromStartOfYear(year, month, day);
    return days;
}

int main() {
    int year1, month1, day1;
    int year2, month2, day2;
    while (cin >> year1 >> month1 >> day1 >> year2 >> month2 >> day2) {
        int days1 = daysFromEpoch(year1, month1, day1);
        int days2 = daysFromEpoch(year2, month2, day2);
        cout << abs(days1 - days2) << endl;
    }
    return 0;
}