三、填空题
4 int
2.5 60
值传递(即实参的值向形参拷贝) 1
5 6
3 char *strcmp(const char *a,const char *b)
四、编程题
1.
#include "stdafx.h"//vc++6.0加上这一行.//
#include "stdio.h"
int main(void){
unsigned n;
printf("Enter a positive integer...\nn=");
scanf("%d",&n);
if(n%5==0 && n%7==0)
printf("Yes\n");
else printf("No\n");
return 0;
}
2.
#include "stdio.h"
int main(void){
int a,n,i,sum,xa;
printf("Inout a & n(int n<10)...\n");
scanf("%d%d",&a,&n);
for(xa=a,sum=i=0;i<n;sum+=xa,(xa*=10)+=a,i++);
printf("The result is %d\n",sum);
return 0;
}
3.
#include "stdio.h"
int main(void){
int i,sum;
for(sum=0,i=6;i<100;sum+=i,i+=6);
printf("The result is %d\n",sum);
return 0;
}
4.
#include "stdio.h"
#include "math.h"
int main(void){
printf("The s = %f\n",200*(1-pow(0.5,10))/(1-0.5)-100);
printf("The h = %f\n",200.0/(2<<10));
return 0;
}