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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. struct list {
  5.     int key;
  6.     struct list *next;
  7. };
  8.  
  9. struct list *append(struct list **l1, int k)
  10. {
  11.     *l1 = malloc(sizeof *l1);
  12.     (*l1)->key = k;
  13.     return *l1;
  14. }
  15.  
  16. int main(void)
  17. {
  18.     struct list *p, *l1;
  19.     int i;
  20.  
  21.     for (p = l1, i = 0; i < 42; ++i)
  22.         p = append(&p, i);
  23.  
  24.     for (struct list *p = l1; p != NULL; p = p->next)
  25.         printf("%d\n", p->key);
  26. }
  27.  
Runtime error #stdin #stdout 0.01s 1852KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/FN7gt
language:
C99 (gcc 8.3)
created:
14 years ago
visibility:
public

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