Display odd numbers upto a given number and display their sum and average

#include<stdio.h>

void main()

{

int i,num=1,n,sum=0;

float avg;

clrscr();

printf("Enter the limit : upto ");

scanf("%d",&n);

if((n%2)==0)

n=n/2;

else

n=(n+1)/2;

for(i=0;i<n;i++)

 {

 printf("%d\t",num);

 sum+=num;

 num+=2;

 }

avg=sum/n;

printf("\nSum = %d",sum);

printf("\nAverage = %f",avg);

getch();

}