using System;

public class Program

{

    public static void Main()

    {

        double[] numbers = new double[] {5, 3, 11, 99, 2, -3, 8, 10, 64};

        Console.WriteLine(LowestNumber(numbers));

        }

    static double LowestNumber(double[] inputArray)

    {

        double currentLowestNumber = inputArray[0];

        for(int i = 0; i < inputArray.Length; i++)

        {

            if (inputArray[i] < currentLowestNumber)

            {

                currentLowestNumber = inputArray [i]; 

            }

        }

        return currentLowestNumber;

    }

}