4 * Created on: Dec 7, 2010
28 void inc_minutes(int minutes);
29 void inc_seconds(int seconds);
31 void copy(Date *date);
32 bool before(Date date2);
33 bool equals(Date date2);
40 std::string to_string();
42 std::string to_sortable_string();
43 //static const int arr_days_per_month[];