/* Подсчёт количества дней между двумя датами. 
   Даты вводятся как три числа --  день, месяц, год.  */ 

#include <stdio.h>

static int check_date (int d, int m, int y) {
  if (!d || !m || !y)
    return 1;
  if (d < 0 || m < 0 || y < 0)
    {
      printf ("%d %d %d: wrong date\n", d, m, y);
      return 2;
    }
  return 0;
}

static int leap_year (int y) {
  return (y % 400 == 0) || (y % 4 == 0 && y % 100 != 0);
}

static int days_in_year (int y) {
  return leap_year (y) ? 366 : 365;
}

static int days_from_jan1 (int d, int m, int y) {
  int days = 0;

  switch (m) {
    case 12: days += 30;
    case 11: days += 31;
    case 10: days += 30;
    case 9: days += 31;
    case 8: days += 31;
    case 7: days += 30;
    case 6: days += 31;
    case 5: days += 30;
    case 4: days += 31;
    case 3: days += leap_year (y) ? 29 : 28;
    case 2: days += 31;
    case 1: break;
  }
  return days + d;
}

static int days_between_years (int y1, int y2) {
  int i;
  int days = 0;

  for (i = y1; i < y2; i++)
    days += days_in_year (i);
  return days;
}

int main(void) {
  while (1) {
    int m1, d1, y1, m2, d2, y2;
    int t1, t2;
    int days1, days2, total;
    
    if (scanf ("%d%d%d%d%d%d", &d1, &m1, &y1, &d2, &m2, &y2) != 6)
      break;
    t1 = check_date (d1, m1, y1);
    if (t1 == 1 || (t2 = check_date (d2, m2, y2)) == 1)
      break;
    else if (t1 == 2 || t2 == 2)
      continue;
    days1 = days_from_jan1 (d1, m1, y1);
    days2 = days_from_jan1 (d2, m2, y2);
    total = days_between_years (y1, y2) + (days2 - days1);
    printf ("Days between dates: %d, weeks between days: %d\n", total, total / 7);
  }
  return 0;
}