C# bubble and selection sort

gistfile1.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


   public class Sorting
   {
       public static void BubbleSort<T>(T[] input) where T : IComparable<T>
       {
           for (int x = 0; x < input.Length; x++)
           {
               for (int y = 0; y < input.Length - 1; y++)
               {
                   if (input[y].CompareTo(input[y + 1]) > 0)
                   {
                       T temp = input[y + 1];
                       input[y + 1] = input[y];
                       input[y] = temp;
                   }
               }
           }
       }

       public static void SelectionSort<T>(T[] input) where T : IComparable<T>
       {
           for (int x = 0; x < input.Length; x++)
           {
               int index_of_min = x;

               for (int y = x; y < input.Length; y++)
               {
                   if (input[index_of_min].CompareTo(input[y]) > 0)
                   {
                       index_of_min = y;
                      
                   }
               }

               T temp = input[x];
               input[x] = input[index_of_min];
               input[index_of_min] = temp;
           }
       }

      
   }