C# ヒルソート

using System;  
using System.Collections.Generic;  
using System.Linq;  
using System.Text;  
namespace Sort  
{  
    class ShellSorter  
    {  
        public static int[] Sort(int[] a)  
        {  
            ShellSort(a);  
            return  a;  
        }  
        public static void ShellSort(int[] myArray)  
        {  
            int i, j, increment;  
            int temp;  
            for (increment = myArray.Length / 2; increment > 0; increment /= 2)  
            {  
                for (i = increment; i < myArray.Length; i++)  
                {  
                    temp = myArray[i];  
                    for (j = i; j >= increment; j -= increment)  
                    {  
                        if (temp < myArray[j - increment])  
                            myArray[j] = myArray[j - increment];  
                        else  
                            break;  
                    }  
                    myArray[j] = temp;  
                }  
            }  
        }  
    }  
}