#include <stdio.h>
#include <string.h>
 
#define MAX 100
 
typedef struct {
    char surname[50];
    char name[50];
    char patronymic[50];
    char birth_date[11]; // формат "YYYY-MM-DD"
    char address[100];
    char phone[20];
    char faculty[50];
    int course;
} Student;
 
// Функция установки данных
void set_student(Student *s, const char *surname, const char *name, const char *patronymic,
                 const char *birth_date, const char *address, const char *phone,
                 const char *faculty, int course) {
    strcpy(s->surname, surname);
    strcpy(s->name, name);
    strcpy(s->patronymic, patronymic);
    strcpy(s->birth_date, birth_date);
    strcpy(s->address, address);
    strcpy(s->phone, phone);
    strcpy(s->faculty, faculty);
    s->course = course;
}
 
// Функция отображения одного студента
void show_student(const Student *s) {
    printf("ФИО: %s %s %s\n", s->surname, s->name, s->patronymic);
    printf("Дата рождения: %s\n", s->birth_date);
    printf("Адрес: %s\n", s->address);
    printf("Телефон: %s\n", s->phone);
    printf("Факультет: %s\n", s->faculty);
    printf("Курс: %d\n", s->course);
    printf("-------------------------------------\n");
}
 
// Получить год рождения
int get_birth_year(const Student *s) {
    int year;
    sscanf(s->birth_date, "%d", &year); // Считываем только год
    return year;
}
 
// Печать студентов заданного факультета
void print_by_faculty(const Student students[], int n, const char *faculty) {
    printf("\nСтуденты факультета %s:\n", faculty);
    for (int i = 0; i < n; i++) {
        if (strcmp(students[i].faculty, faculty) == 0) {
            show_student(&students[i]);
        }
    }
}
 
// Печать студентов по факультетам и курсам
void print_by_faculty_and_course(const Student students[], int n) {
    printf("\nСтуденты по факультетам и курсам:\n");
    for (int i = 0; i < n; i++) {
        printf("Факультет: %s, Курс: %d\n", students[i].faculty, students[i].course);
        show_student(&students[i]);
    }
}
 
// Печать студентов, родившихся после заданного года
void print_born_after_year(const Student students[], int n, int year) {
    printf("\nСтуденты, родившиеся после %d года:\n", year);
    for (int i = 0; i < n; i++) {
        if (get_birth_year(&students[i]) > year) {
            show_student(&students[i]);
        }
    }
}
 
int main() {
    Student students[MAX];
    int n = 3; // Количество студентов (для примера)
 
    set_student(&students[0], "Иванов", "Иван", "Иванович", "2002-05-14", "г. Москва", "+71234567890", "Физика", 2);
    set_student(&students[1], "Петров", "Петр", "Петрович", "2001-03-22", "г. Санкт-Петербург", "+79876543210", "Информатика", 3);
    set_student(&students[2], "Сидоров", "Сидор", "Сидорович", "2003-12-01", "г. Казань", "+79991112233", "Физика", 1);
 
    print_by_faculty(students, n, "Физика");
    print_by_faculty_and_course(students, n);
    print_born_after_year(students, n, 2001);
 
    return 0;
}
 

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