Pointers

Question 1

Declare a pointer to an integer.

Answer 1

int *p;

Question 2

Declare an array of pointers to integers.

Answer 2

int *p[10];

Question 3

Declare a pointer to a 10-element integer array.

Answer 3

int (*p)[10];

Question 4

Declare a function that returns a pointer to an integer.

Answer 4

int *p(void);

Question 5

Declare a function that returns an integer and accepts a pointer to a character as an argument.

Answer 5

int p(char *a);

Question 6

Declare a function that returns a pointer to an integer and accepts a pointer to a character as an argument.

Answer 6

int *p(char *a);

Question 7

Declare a pointer to a function that returns an integer and accepts a pointer to a character as an argument.

Answer 7

int (*p)(char *a);

Question 8

Declare a function that returns a pointer to a 10-element integer array and accepts a pointer to a character as an argument.

Answer 8

int (*p(char *a))[10];

Question 9

Declare a function that returns an integer and accepts a pointer to an array of integers as an argument.

Answer 9

int p(char (*a)[]);

Question 10

Declare a function that returns an integer and accepts an array of pointers to characters as an argument.

Answer 10

int p(char *a[]);

Question 11

Declare a function that returns a pointer to an integer and accepts an array of characters as an argument.

Answer 11

int *p(char a[]);

Question 12

Declare a function that returns a pointer to an integer and accepts a pointer to an array of characters as an argument.

Answer 12

int *p(char (*a)[]);

Question 13

Declare a function that returns a pointer to an integer and accepts an array of pointers to characters as an argument.

Answer 13

int *p(char *a[]);

Question 14

Declare a pointer to a function that returns an integer and accepts a pointer to a character array as an argument.

Answer 14

int (*p)(char (*a)[]);

Question 15

Declare a pointer to a function that returns a pointer to an integer and accepts a pointer to a character array as an argument.

Answer 15

int *(*p)(char (*a)[]);

Question 16

Declare a pointer to a function that returns a pointer to an integer and accepts an array of pointers to characters as an argument.

Answer 16

int *(*p)(char *a[]);

Question 17

Declare a 10-element array of pointers to functions; each function returning an integer.

Answer 17

int (*p[10])(void);

Question 18

Declare a 10-element array of pointers to functions; each function accepts a character as an argument and returns an integer.

Answer 18

int (*p[10])(char a);

Question 19

Declare a 10-element array of pointers to functions; each function accepts a character as an argument and returns a pointer to an integer.

Answer 19

int *(*p[10])(char a);

Question 20

Declare a 10-element array of pointers to functions; each function accepts a pointer to a character as an argument and returns a pointer to an integer.

Answer 20

int *(*p[10])(char *a);