滞后校正装置会使系统的动态响应时间( )
A. 变小
B. 变大
C. 不变
D. 不确定
2. # include “stdio.h”main(){ int i=0,sum=1;do{sum+=i++;}while(i<5);printf(“%d\n”,sum);}结果:
3. #include “stdio.h”main(){ int i;for(i=1;i<=5;i++){if(i%2) printf(“*”);else continue;printf(“#”);}printf(“$\n”);}结果:
4. #include “stdio.h”void main(){int a[]={0,9,8,7,6,5,4,3,2,1},*p=a;printf("%d,%d\n",*p+9,*(p+9));}结果: