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  1. #include <stdio.h>
  2.  
  3. struct student {
  4.     char student_id[10];
  5.     char firstname[100];
  6.     char lastname[100];
  7.     char favorite_subjects[100];
  8.     char book[100];
  9.     char title[100];
  10.     char author[100];
  11.     char publisher[100];
  12.     char year[10];
  13.     char price[100]; 
  14. };
  15.  
  16. int main() {
  17.     struct student studentgroup[5];
  18.     int menu, i;
  19.  
  20.     printf("MENU\n");
  21.     printf("1: Fill in student information\n");
  22.     printf("2: Display data\n");
  23.     printf("Select menu: ");
  24.     scanf("%d", &menu);
  25.  
  26.     if (menu == 1) {
  27.         for (i = 0; i < 5; i++) {
  28.             printf("\n** This is your personal record %d **\n", i + 1);
  29.             printf("Student ID: ");
  30.             scanf("%s", studentgroup[i].student_id);
  31.             printf("Firstname: ");
  32.             scanf("%s", studentgroup[i].firstname);
  33.             printf("Lastname: ");
  34.             scanf("%s", studentgroup[i].lastname);
  35.             printf("Favorite Subject: ");
  36.             scanf("%s", studentgroup[i].favorite_subjects);
  37.             printf("Book: ");
  38.             scanf("%s", studentgroup[i].book);
  39.             printf("Title: ");
  40.             scanf("%s", studentgroup[i].title);
  41.             printf("Author: ");
  42.             scanf("%s", studentgroup[i].author);
  43.             printf("Publisher: ");
  44.             scanf("%s", studentgroup[i].publisher);
  45.             printf("Year: ");
  46.             scanf("%s", studentgroup[i].year);
  47.             printf("Price: ");
  48.             scanf("%s", studentgroup[i].price);
  49.         }
  50.     } else if (menu == 2) {
  51.         for (i = 0; i < 5; i++) {
  52.             printf("\n** Student Record %d **\n", i + 1);
  53.             printf("Firstname: %s\n", studentgroup[i].firstname);
  54.             printf("Lastname: %s\n", studentgroup[i].lastname);
  55.             printf("Favorite Subject: %s\n", studentgroup[i].favorite_subjects);
  56.             printf("Book: %s\n", studentgroup[i].book);
  57.             printf("Title: %s\n", studentgroup[i].title);
  58.             printf("Author: %s\n", studentgroup[i].author);
  59.             printf("Publisher: %s\n", studentgroup[i].publisher);
  60.             printf("Year: %s\n", studentgroup[i].year);
  61.             printf("Price: %s\n", studentgroup[i].price);
  62.             printf("**********************************\n");
  63.         }
  64.     } else {
  65.         printf("Invalid menu selection: %d\n", menu);
  66.     }
  67.  
  68.     return 0;
  69. }
  70.  
Success #stdin #stdout 0.02s 25888KB
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#include <stdio.h>

struct student {
    char student_id[10];
    char firstname[100];
    char lastname[100];
    char favorite_subjects[100];
    char book[100];
    char title[100];
    char author[100];
    char publisher[100];
    char year[10];
    char price[100]; 
};

int main() {
    struct student studentgroup[5];
    int menu, i;

    printf("MENU\n");
    printf("1: Fill in student information\n");
    printf("2: Display data\n");
    printf("Select menu: ");
    scanf("%d", &menu);

    if (menu == 1) {
        for (i = 0; i < 5; i++) {
            printf("\n** This is your personal record %d **\n", i + 1);
            printf("Student ID: ");
            scanf("%s", studentgroup[i].student_id);
            printf("Firstname: ");
            scanf("%s", studentgroup[i].firstname);
            printf("Lastname: ");
            scanf("%s", studentgroup[i].lastname);
            printf("Favorite Subject: ");
            scanf("%s", studentgroup[i].favorite_subjects);
            printf("Book: ");
            scanf("%s", studentgroup[i].book);
            printf("Title: ");
            scanf("%s", studentgroup[i].title);
            printf("Author: ");
            scanf("%s", studentgroup[i].author);
            printf("Publisher: ");
            scanf("%s", studentgroup[i].publisher);
            printf("Year: ");
            scanf("%s", studentgroup[i].year);
            printf("Price: ");
            scanf("%s", studentgroup[i].price);
        }
    } else if (menu == 2) {
        for (i = 0; i < 5; i++) {
            printf("\n** Student Record %d **\n", i + 1);
            printf("Firstname: %s\n", studentgroup[i].firstname);
            printf("Lastname: %s\n", studentgroup[i].lastname);
            printf("Favorite Subject: %s\n", studentgroup[i].favorite_subjects);
            printf("Book: %s\n", studentgroup[i].book);
            printf("Title: %s\n", studentgroup[i].title);
            printf("Author: %s\n", studentgroup[i].author);
            printf("Publisher: %s\n", studentgroup[i].publisher);
            printf("Year: %s\n", studentgroup[i].year);
            printf("Price: %s\n", studentgroup[i].price);
            printf("**********************************\n");
        }
    } else {
        printf("Invalid menu selection: %d\n", menu);
    }

    return 0;
}
https://ideone.com/apTHcq
language:
PHP (php 7.3.5)
created:
9 days ago
visibility:
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