Student(char *_last_name = "Smith", char *_first_name = "John",
char *_patronymic = "", short int _birth_day = 17,
short int _birth_month = 4, int _birth_year = 1997,
char *_address = "Moscow", char *_phone_num = "1231212",
char *_faculty = "IU", short int _year_of_study = 2) :
birth_day(_birth_day),
birth_month(_birth_month), birth_year(_birth_year),
year_of_study(_year_of_study) {
last_name = (char*)calloc(strlen(_last_name) + 1, sizeof(char));
first_name = (char*)calloc(strlen(_first_name) + 1, sizeof(char));
patronymic = (char*)calloc(strlen(_patronymic) + 1, sizeof(char));
address = (char*)calloc(strlen(_address) + 1, sizeof(char));
phone_num = (char*)calloc(strlen(_phone_num) + 1, sizeof(char));
faculty = (char*)calloc(strlen(_faculty) + 1, sizeof(char));
strcpy(last_name, _last_name);
strcpy(first_name, _first_name);
strcpy(patronymic, _patronymic);
strcpy(address, _address);
strcpy(phone_num, _phone_num);
strcpy(faculty, _faculty);