using System;

 using System.Collections.Generic;

 using System.Linq;

 using System.Text;

 namespace LambdaSample

 {

     class Program

     {

         static void Main(string[] args)

         {

             int[] myIntArray = { ,, , ,  };

             //累加器计算数组总和

             int result = myIntArray.Aggregate((paramA, paramB) => paramA + paramB);

             int result1 = myIntArray.Aggregate<int>((paramA, paramB) => paramA + paramB);

             int result2 = myIntArray.Aggregate<int, int>(, (paramA, paramB) => paramA + paramB);

             //递归计算数组总和

             int result3 = count();

             Console.WriteLine("The Result is: " + result);

             Console.WriteLine("The Result1 is: " + result1);

             Console.WriteLine("The Result2 is: " + result2);

             Console.WriteLine("The Result3 is: " + result3);

             string[] myStrArray = { "Admin", "Change", "ByPage" };

             //字符串数组拼接 何问起

             string strResult = myStrArray.Aggregate((paramA, paramB) => paramA + " " + paramB);

             //字符串数组字符串总长度计算

             int result4 = myStrArray.Aggregate<string, int>(, (a, b) => a + b.Length);

             //字符串数组拼接2，增加字符串"Some curries: "

             string strResult1 = myStrArray.Aggregate<string, string>("Some curries: ", (a, b) => a + " " + b);

             //字符串数组字符串总长度计算2  hovertree.com

             int result5 = myStrArray.Aggregate<string, string, int>("Some curries: ", (a, b) => a + " " + b, a => a.Length);

             Console.WriteLine("The StrResult is: " + strResult);

             Console.WriteLine("The Result4 is: " + result4);

             Console.WriteLine(strResult1);

             Console.WriteLine("The Result5 is: " + result5);

             Console.ReadKey();

         }

         static int count(int n)

         {

             if (n == )

             {

                 return ;

             }

             return n + count(n - );

         }

     }

 }