标签：io re c return print include
#include<stdio.h>
double fun(double q)
{
int n=2;
double s=2.0;
while(s<=q)
{
s=s+(double)(n+1)/n;
n++;
}
return s;
}
main()
{
printf("%f\n",fun(50));
}标签：io re c return print include
原文地址：http://blog.csdn.net/u013116579/article/details/38032421
