C Program To Insert an element in the array

#include<stdio.h>
#include<conio.h>
void main()
{
int a[20],i,pos,ele,n;
clrscr();
printf("enter n:");
scanf("%d",&n);
printf("elements %d:",n);
for(i=0;i<n;i++)
scanf("%d",&a[i]);
printf("val and pos:");
scanf("%d%d",&ele,&pos);
 for(i=n;i>pos;i--)
 {
 a[i]=a[i-1];
 }
 a[pos]=ele;

     for(i=0;i<=n;i++)
    printf("%d ",a[i]);
      getch();
      }