Question

怎样用编程求根号下（1+根号下（2+根号下（3+......一直加到n

C语言编程

Answer 1

试过了，绝对正确
#include
<stdio.h>
#include
<math.h>
int
main
()
{
int
n;
scanf
("%d",&n);
float
s=sqrt(n);
n--;
while
(n>1)
{
s+=n;
s=sqrt(s);
n--;
}
s+=1;
printf
("%f\n",s);
while
(1);
}

Answer 2

试过了，绝对正确
#include <stdio.h>
#include <math.h>
int main ()
{
int n;
scanf ("%d",&n);
float s=sqrt(n);
n--;
while (n>1)
{
s+=n;
s=sqrt(s);
n--;
}
s+=1;
printf ("%f\n",s);
while (1);
}