A.电源电压
B.灯L1两端的电压
C.灯L2两端的电压
D.灯L1与L2两端的电压
答案:C
A.+→
B.→+
C.+→
D.→+
main() int a[]=1,2,3,4,5,6; int *p; int i; p=a: *(P+3)+=1; printf("%d,%d\n",*p,*(p+3));