New Pointer Array

#include<iostream>
using namespace std;
int main()
{
    int n, *a, sum = 0, i;
    cout << "Enter A Value : ";
    cin >> n;

    a = new int[n];
    cout << endl;

    for(i=0;i<n;i++)
    {
        cin >> a[i];
        sum = sum + a[i];
    }
    cout << endl << "Summation is : " << sum << endl;
    delete []a;
    
    return 0;
}