To find the sum and average of n elements given by the user

1	#include<stdio.h>
2	#include<conio.h>
3	int main (int argc, char *argv[])
4	{
5	clrscr();
6	int i=0,r=0,n=0;
7	float s,avg;
8	printf("\n Enter the range:");
9	scanf("%d",&r);
10	for(i=0;i<r;i++)
11	{
12	printf("\n Enter element %d :",(i+1));
13	scanf("%d",&n);
14	s+=n;
15	}
16	avg=s/r;
17	printf("\n The sum and average of %d numbers are %f and %f",r,s,avg);
18	getch();
19	}