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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #define MAX_NAME 50
  4.  
  5. struct students
  6. {
  7.     char name[MAX_NAME];
  8.     float average;
  9. };
  10.  
  11. void storeStudents(struct students *lst, int n);
  12. void printStudents(struct students *lst, int n);
  13. void freeStudents(struct students *lst);
  14.  
  15. int main()
  16. {
  17.     int n;
  18.     printf("How many students you wanna store? ");
  19.     scanf("%d", &n);
  20.     struct students *list;
  21.     list = (struct students *)malloc(n*sizeof(struct students));
  22.  
  23.     storeStudents(list,n);
  24.     printStudents(list,n);
  25.     freeStudents(list);
  26.  
  27.     return 0;
  28. }
  29.  
  30. void storeStudents(struct students *lst, int n)
  31. {
  32.     int i;
  33.     for(i=0;i<n;i++)
  34.     {
  35.         printf("Name of student: ");
  36.         scanf("%s", &(lst[i].name)); //In C arrays are not assignable, so why is this line working?
  37.         printf("Average of student: ");
  38.         scanf("%f", &(lst[i].average));
  39.     }
  40.     printf("\n");
  41. }
  42.  
  43. void printStudents(struct students *lst, int n)
  44. {
  45.     int i;
  46.     for(i=0;i<n;i++)
  47.     {
  48.         printf("Name: %s\tAverage: %.2f", lst[i].name, lst[i].average);
  49.         printf("\n");
  50.     }
  51. }
  52.  
  53. void freeStudents(struct students *lst)
  54. {
  55.     free(lst);
  56. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.c: In function ‘storeStudents’:
prog.c:36:17: error: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘char (*)[50]’ [-Werror=format=]
         scanf("%s", &(lst[i].name)); //In C arrays are not assignable, so why is this line working?
                 ^
cc1: all warnings being treated as errors
stdout 
Standard output is empty
https://ideone.com/7JPJFH
language:
C99 (gcc 8.3)
created:
8 years ago
visibility:
public

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