代码文本:
#include "stdio.h"
int main(int argc,char *argv[]){
int n,m;
double s;
printf("Enter n(int n>0)...\nn=");
if(scanf("%d",&n)==1 && n>0){
printf("s(%d) = ",n);
s=m=0;
while(n--)
s+=1.0/(++m)++;
printf("%f\n",s);
}
else
printf("Input error, exit...\n");
return 0;
}