#include"stdio.h"#include"math.h"#include"stdlib.h"doublefun(intn){//}main(){doublesum;intn;clrscr();printf("Entern:\n");scanf("%d",&n);sum=fun(n);printf("sum=%.4f\n",sum);NONO();}

Question

#include "stdio.h"
#include "math.h"
#include "stdlib.h"
double fun( int n )
{
//
}
main()
{
double sum;
int n;
clrscr();
printf("Enter n:\n");
scanf("%d",&n);
sum=fun(n);
printf("sum=%.4f\n",sum);
NONO( );
}

Answer 1

//希望对楼主有小小的帮助.
#include "stdio.h"
#include "math.h"
#include "stdlib.h"
double fun( int n )
{
double sum=0;
int temp;
for(int i=0;i