Find the least number in a given array of integers (C#)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO;
using System.Collections;
namespace examples
{
    class Program
    {
        static void Main(string[] args)
        {

//The option I chose is to sort the array (Bubble sort) and return the integer in the first index.

            int[] Arr = { 1, 10, -5, 10, 12,6,2,-9,0,4,2 };
            for (int i= 0; i < Arr.Length; i++)
            {
                for (int j = i; j < Arr.Length; j++)
                {
                    if (i == j)
                    {
                       
                    }
                    else
                    {
                        if (Arr[i] <= Arr[j])
                        {
                            //break;
                        }
                        else
                        {
                            int temp = Arr[j];
                            Arr[j] = Arr[i];
                            Arr[i] = temp;
                        }
                    }
                }
            }
                Console.WriteLine("The lowest value in the array is {0}", Arr[0]);
                Console.ReadKey();
           
        }
    }
}