Compare function for qsort() in C language. ( Both Ascending and descending order output)

Compare function for qsort() in C language.

/* IF YOU WANT TO SORT IN DESCENDING ORDER */
  int cmp(const void *a, const void *b)
  {
     const int *A = a, *B = b;
    /* a>b => -1, a<b => 1, a==b => 0 */
     return   (*A < *B) - (*A > *B);
  }
  
 /* FOR ASCENDING ORDER SORT*/
  int cmp(const void *a, const void *b)
  {
     const int *A = a, *B = b;
     /* a>b => -1, a<b => 1, a==b => 0 */
     return (*A > *B) - (*A < *B);
  }