Array.MinMaxAverageSum

using System;
using System.Linq;
class MinMaxAverageSumOfNumbers
{
    // CONDITION:
    // Write a program that reads from the console a sequence of n integer numbers and returns the minimal, the maximal number, the sum and the average of all numbers (displayed with 2 digits after the decimal point). The input starts by the number n (alone in a line) followed by n lines, each holding an integer number.
    static void Main()
    {
        Console.Write("Enter N numbers:");
        int n = int.Parse(Console.ReadLine());
        double[] numArr = new double[n];
        double[] secondArr = numArr;
        for (int i = 0; i < n; i++)
        {
            Console.Write("{0}.integer: ",i);
            numArr[i] = double.Parse(Console.ReadLine());
        }
        Console.WriteLine(numArr.Min());
        Console.WriteLine(numArr.Max());
        Console.WriteLine(secondArr.Sum());
        Console.WriteLine("{0:F2}",numArr.Average());
    }
}