pabloliva87

Ej1C

Feb 13th, 2012
62
0
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  1. #include<stdlib.h>
  2. #include<stdio.h>
  3.  
  4. int n_indirecciones(void* inicial, unsigned int indirecciones);
  5.  
  6. int main (void) {
  7.     int val = 23;
  8.     int* p1 = &val;
  9.     int** p2 = &p1;
  10.     int*** p3 = &p2;
  11.     int retval;
  12.  
  13.     retval = n_indirecciones (p3,3);
  14.  
  15.     printf("%i \n", retval);
  16.  
  17.     return EXIT_SUCCESS;
  18.  
  19. }
  20.  
  21. int n_indirecciones(void* inicial, unsigned int indirecciones) {
  22.     unsigned int i;
  23.     int ** current_pointer = NULL;
  24.     int result;
  25.  
  26.     result = 0;
  27.  
  28.     current_pointer = (int**) &inicial;
  29.     for (i=0; i<indirecciones-1; i++) {
  30.         current_pointer = (int **)*current_pointer;
  31.     }
  32.  
  33.     result = **current_pointer;
  34.     return result;
  35. }
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