using System;

public class Program

{

    public static void Main()

    {       

        int[] my_array = {7, 12, 9, 4, 11};

        int minVal = my_array[0];

​

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

        {

            if(my_array[i] < minVal) 

            {

                minVal = my_array[i];

            }

        }

        Console.WriteLine("Lowest value:" + minVal);

    }

}