吉林省按摩师考试时间:上海华勤笔试题 不解释

来源:百度文库 编辑:偶看新闻 时间:2024/04/28 16:15:37

#include

union
{
 int i;
 char x[2];
}a;

int main()
{
 a.x[0] = 10; 
 a.x[1] = 1;
 printf("%d\n",a.i);
 return 0;
}


-------------------------

#include

int main()
{
 unsigned char * p1;
 unsigned long * p2;
 p1 = (unsigned char *)0x801000;
 p2 = (unsigned long *)0x810000;

 printf("p1:%x\n",p1); printf("p2:%x\n",p2);
 printf("p1+5:%x\n",p1+5); printf("p2+5:%x\n",p1+5);


------------------------------

#include

unsigned short hash(unsigned short key)
{
 return(key>>4)%256;


}
int main()
{
 printf("hash(16):%d\n",hash(16));
 printf("hash(256):%d\n",hash(256));
 return 0;
}


---------------------------------
#include

int main()
{
 int a[4] = {10,23,11,19};
 int * p = a;
 printf("%d\n",*p+++*++p);
 printf("%d\n",*++p+50);
}