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  1. #include <stdio.h>
  2.  
  3. typedef struct mia {
  4.     int a;
  5. }hola;
  6.  
  7. typedef struct m {
  8.     hola **r;
  9. }bic;
  10.  
  11. int main(void) {
  12. 	bic y;
  13.     y.r = malloc(sizeof(hola*));
  14.     *y.r = malloc(sizeof(hola));
  15.     // You need an extra level of dereference (i.e. an asterisk)
  16.     scanf("%d", &((*y.r)->a));
  17.     printf("%d", ((*y.r)->a));
  18.     free(*y.r);
  19.     free(y.r);
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 1968KB
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https://ideone.com/yR7kkY
language:
C (gcc 8.3)
created:
11 years ago
visibility:
secret

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