Home  >  Article  >  Backend Development  >  Sorting algorithm test program entrance

Sorting algorithm test program entrance

黄舟
黄舟Original
2017-02-09 16:25:371383browse

Sorting algorithm test program entrance

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;
using System.Diagnostics;
namespace Sort
{
    class Program
    {
        static void Main(string[] args)
        {
            //Test(5);
            EfficiencyTest(100000,10,"BubbleSorter");          
        }
        //<生成随机数GenerateRandomNumber>
        public static List<int> GenerateRandomNumber(int Length)
        {
            List<int> newRandom = new List<int>();
            Random rd = new Random();
            for (int i = 0; i < Length; i++)
            {
                newRandom.Add(rd.Next());
            }
            return newRandom;
        }
        //测试排序算法的正确性
        private static void Test(int n)
        {
            int[] de = GenerateRandomNumber(n).ToArray();
            Console.WriteLine("排序前:");
            foreach (int dee in de)
            {
                Console.WriteLine(dee);
            }
            //int[] d = MergeSorter.Sort(de);
            //int[] d=HeapSorter.Sort(de);
            //int[] d = ShellSorter.Sort(de);
            //int[] d = InsertSorter.Sort(de);
            //int[] d = SelectSorter.Sort(de);
            //int[] d = CockTailSorter.Sort(de);
            int[] d = BubbleSorter.Sort(de);
            Console.WriteLine("排序后:");
            foreach (int dee in d)
            {
                Console.WriteLine(dee);
            }
            //Console.ReadKey();
        }
        //测试各个排序算法效率
	//调用Name函数排序i个数j次
        private static void EfficiencyTest(int i,int j,string Name)
        {
            double AverageTime = 0; ;
            string Cname = null;
            for (int n = 0; n < j;n++)
            {              
                int[] de = GenerateRandomNumber(i).ToArray();
                Stopwatch stopwatch = new Stopwatch();
                stopwatch.Start();
                DateTime dateStart = DateTime.Now;
                switch(Name)
                {
                    case "MergeSorter":
                        MergeSorter.Sort(de);
                        Cname = "MergeSorter";
                        break;
                    case "HeapSorter":
                        HeapSorter.Sort(de);
                        Cname = "HeapSorter";
                        break;
                    case "ShellSorter":
                        ShellSorter.Sort(de);
                        Cname = "ShellSorter";
                        break;
                    case "InsertSorter":
                        InsertSorter.Sort(de);
                        Cname = "InsertSorter";
                        break;
                    case "SelectSorter":
                        SelectSorter.Sort(de);
                        Cname = "SelectSorter";
                        break;
                    case "CockTailSorter":
                        CockTailSorter.Sort(de);
                        Cname = "CockTailSorter";
                        break;
                    case "BubbleSorter":
                        BubbleSorter.Sort(de);
                        Cname = "BubbleSorter";
                        break;
                    case "QuickSorter":
                        QuickSorter.Sort(de);
                        Cname = "QuickSorter";
                        break;
                }
                stopwatch.Stop();
                AverageTime = (DateTime.Now - dateStart).TotalMilliseconds;        
            }
            Double span = AverageTime / j;
            Console.WriteLine(Cname + "排序" + i + "个数" + j + "次所用平均时间为:" + span + " 毫秒");
            Console.ReadKey();
        }
    }
}

The above is the content of the sorting algorithm test program entrance. For more related content, please pay attention to the PHP Chinese website (www.php.cn)!


Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article:C# bubble sortNext article:C# bubble sort