"Complete the C-pointer" document collation

Source: Internet
Author: User

1. Variable Storage

#include <stdio.h>intMainvoid) {     inti = the; printf ("%d\n ", i); printf ("%d\n ", &i);//the address of the decimal printing iprintf ("%d\n", &i);//the address of the hexadecimal print I     return(0);}/*Get results: [email protected]:~/documents/exec_important/daily$./0128-239233006521638a2c[email protected]:~/ documents/exec_important/daily$./0128-23913675525405183321c[email protected]:~/documents/exec_important/daily$. /0128-23916843392766464FA4C every time you get a different address.*/

2. What is a pointer

#include <stdio.h>intMainvoid){    CharA, *PA; A=Ten; PA= &A; / * PA points to the address of variable a *        /*PA = -; / * Assigns a value of 20 to the address of variable A, which is a=20*   /printf ("%d\n", a);}/*results obtained:*/

3.

"Complete the C-pointer" document collation

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