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  1. #include <stdio.h>
  2. int main (void)
  3. {
  4.   int i = 123;
  5.   int *p = &i;      // Puntatore al tipo "int".
  6.   int **pp = &p;    // Puntatore di puntatore al tipo "int".
  7.   int ***ppp = &pp; // Puntatore di puntatore di puntatore
  8.                     // al tipo "int".
  9.  
  10.   printf ("i, p, pp, ppp: %i, %u, %u, %u\n",
  11.            i, (unsigned int) p, (unsigned int) pp,
  12.            (unsigned int) ppp);
  13.  
  14.   printf ("i, p, pp, *ppp: %i, %u, %u, %u\n",
  15.            i, (unsigned int) p, (unsigned int) pp,
  16.            (unsigned int) *ppp);
  17.  
  18.   printf ("i, p, *pp, **ppp: %i, %u, %u, %u\n",
  19.            i, (unsigned int) p, (unsigned int) *pp,
  20.            (unsigned int) **ppp);
  21.  
  22.   printf ("i, *p, **pp, ***ppp: %i, %i, %i, %i\n",
  23.            i, *p, **pp, ***ppp);
  24.  
  25.   getchar ();
  26.   return 0;
  27. }
  28.  
Success #stdin #stdout 0.01s 1724KB
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stdin
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Standard input is empty
stdout
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i, p, pp, ppp: 123, 3218621476, 3218621472, 3218621468
i, p, pp, *ppp: 123, 3218621476, 3218621472, 3218621472
i, p, *pp, **ppp: 123, 3218621476, 3218621476, 3218621476
i, *p, **pp, ***ppp: 123, 123, 123, 123
https://ideone.com/1FLV9
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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