p1&=~(1
while(p1) while(p1->next) { { p1=p1->next; p1=p1->next; } }
keil uvision2 程序,当p1^0=1时,p1^1=0,p1^2=0,p1^3=1;当p1^0=0时,p1^1
#include sbit CLK= P1^0; sbit DIO= P1^1; sbit CE= P1^2; sbit
#includevoid main(){int *p1,*p2,a[5]={1,3,5,7,9};for(p1=a;p1
p1+p2+p3+p4=1 0
下面一段代码:int a=1,b=2,t; int *p1,*p2; p1=&a;p2=&b; t=*p1;*p1=*p
int m=1,n=2,*p1=&m,*p2=n; printf("%d%d%d%d“,*p1,*p2,*p1=*p1+
while(*p1) p1++; while(*p2) { *p1=*p2; p1++; p2++; } *p1=0;
P1=0x7F; for(i=0;i>=1; P1 |=0x80; }
while(1) { temp=P1>>4; temp=temp | 0xf0; P1=temp; }
p2->next=p1;p2=p1;