请教嵌入式公司面试题?
36. unsigned char *p1; A
unsigned long *p2;
p1=(unsigned char *)0x801000;
p2=(unsigned long *)0x810000;
请问p1+5= ;
p2+5= ;
答:0x801005,0x8010f4
请问,咋出来的?
[解决办法]
char 占一个字节
long占4个字节