student.h

#ifndef STUDENT_H
#define STUDENT_H

typedef struct {
    int id;
    int age;
    char name[100];
} student_t;

student_t * create_student();
student_t * read_student_file();
void print_student( student_t * student );
void write_student_file( student_t * student );
void show_menu();

#endif