全排列，递归。

来源：互联网发布：手机淘宝h5页面签到编辑：程序博客网时间：2024/05/20 07:58
using System;using System.Collections.Generic;using System.Linq;using System.Text;   namespace ConsoleApplication1{    class Program    {        static void Main(string[] args)        {            string[] charString = { "L", "O", "V", "E" };            test(charString, 5);            for (int i = 0; i < Total.Count; i++)            {                Console.WriteLine(Total[i]);            }            Console.ReadKey();        }            List<string> Total = new List<string>();        /// <summary>        /// 全排列        /// </summary>        /// <param name="charString">排列源字符</param>        /// <param name="count">排列数目</param>        /// <param name="str"></param>        public void test(string[] charString, int count, string str="")        {            foreach (string wd in charString)            {                string newStr = str + wd;                if (newStr.Length > count-1)                {                    Total.Add(newStr);                }                else                {                    test(charString, count, newStr);                }            }        }    }}