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C Ö¸Õë

#include
void printptr(int *i){
printf("&i of printfptr = %#X\n",&i);
printf("i of printfptr = %#X\n",i);
printf("*i of printfptr = %d\n",*i);
printf("i+1 of printfptr = %#X\n",i+1);
printf("*(i + 1) of printfptr = %d\n",*(i+1));
}
void printptr2(int *i,int j){
printf("&i of printfptr2 = %#X\n",&i);
printf("i of printfptr2 = %#X\n",i);
printf("*i of printfptr2 = %d\n",*i);
printf("i+1 of printfptr2 = %#X\n",i+1);
printf("*(i + 1) of printfptr2 = %d\n",*(i+1));
}
void printptr3(int *i){
printf("&i of printfptr3 = %#X\n",&i);
printf("i of printfptr3 = %#X\n",i);
printf("*i of printfptr3 = %d\n",*i);
printf("i+1 of printfptr3 = %#X\n",i+1);
printf("*(i + 1) of printfptr3 = %d\n",*(i+1));
}
void printptr4(int *i,int j){
printf("&i of printfptr4 = %#X\n",&i);
printf("i of printfptr4 = %#X\n",i);
printf("*i of printfptr4 = %d\n",*i);
printf("i+1 of printfptr4 = %#X\n",i+1);
printf("*(i + 1) of printfptr4 = %d\n",*(i+1));
}
void printptr5(int **i){
printf("&i of printfptr5 = %#X\n",&i);
printf("i of printfptr5 = %#X\n",i);
printf("*i of printfptr5 = %d\n",*i);
printf("i+1 of printfptr5 = %#X\n",i+1);
printf("*(i + 1) of printfptr5 = %d\n",*(i+1));
printf("**i of printfptr5 = %d\n",**i);
printf("*(*i+1) of printfptr5 = %d\n",*(*i+1));
printf("**(i+1) of printfptr5 = %d\n",**(i+1));
}
void printptr6(int **i){
printf("&i of printfptr6 = %#X\n",&i);
printf("i of printfptr6 = %#X\n",i);
printf("*i of printfptr6 = %d\n",*i);
printf("i+1 of printfptr6 = %#X\n",i+1);
printf("*(i + 1) of printfptr6 = %d\n",*(i+1));
print


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about pack and align for C/C++

http://msdn.microsoft.com/en-us/library/2e70t5y1(VS.80).aspx
#pragma
pack(  n  )
n : Valid values are 1, 2, 4, 8, and 16.the
alignment of a member will be on a boundary that is either a multiple of 
n
 or
a multiple of the size of the member
,
whichever is smaller.
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