// Sum And Average Of Arbitrary Numbers Ifk

#include<iostream>
using namespace std;

int main()
{
    double sum = 0;
    int n;  // total number
    int x;  // each number

    cout << "How many numbers? :" << endl;
    cin >> n;

    for(int i = 1; i <= n; i++)
    {
        cout << "Number " << i << " : \n";
        cin >> x;

        sum += x;
    }

    cout << "Total : " << sum << endl;
    cout << "Average : " << sum/n << endl;

    return 0;
}