data input in array and of it summation

#include<iostream.h>
#include<conio.h>
 void main()
 {
  int i, n, sum=0, a[100];
  clrscr();
  cout<<"Enter number of element of array;"<<endl;
  cin>>n;
  for(i=0; i<n; i++)
   {
    cout<<"a["<<i+1<<"]=";
    cin>>a[i];
    sum=sum+a[i];
   }
    cout<<"sum of the inputted number="<<sum<<endl;
    getch();
 }