Aggregation

using System;  
using System.Collections;  
using System.Collections.Generic;  
using System.Diagnostics.CodeAnalysis;  
using System.Linq;  
using System.Security.Cryptography;  
  
namespace LinqProject  
{  
    class Program  
    {  
        static void Main(string[] args)  
        {  
            List<string> data = new List<string>() { "Asp.net Core", "Csharp", "Php", "Java", "nodeJs", "Go" };  
  
            var sep = data.Aggregate((s1, s2) => s1 + "____,=+___" + s2);  
            Console.WriteLine(sep);  
  
  
            Console.WriteLine("______________________________________");  
  
  
  
            List<Product> products = new List<Product>()  
            {  
                new Product { Name = "Asp.Net Core", Price = 10000 },  
                 new Product { Name = "C-Shart", Price = 15000 },  
                 new Product { Name = "C++", Price = 5000 },  
                 new Product { Name = "PHP", Price = 25000 },  
                 new Product { Name = "Java", Price = 8000 },  
            };  
  
            string sep2 = products.Aggregate<Product, string,string>("Products Name :"  
                , (str, p) => str += p.Name + ","  
                , str=> str.Substring(0, str.Length -1));  
             Console.WriteLine(sep2);  
            Console.WriteLine("____________________Average__________________");  
  
            Console.WriteLine(products.Average(p => p.Price).ToString());       
Console.WriteLine("____________________Count__________________");  
  
            Console.WriteLine(products.LongCount().ToString());  
            Console.WriteLine("____________________Max__________________");  
  
            Console.WriteLine(products.Max(p=> p.Price).ToString());    
              
Console.WriteLine("____________________Min__________________");  
  
            Console.WriteLine(products.Min(p=> p.Price).ToString());      
              
Console.WriteLine("____________________Sum__________________");  
  
            Console.WriteLine(products.Sum(p=> p.Price).ToString());  
  
  
  
            
  
            Console.ReadLine();  
        }    }  
    public class Product  
    {  
        public string Name { get; set; }  
        public int Price { get; set; }   
    }  
  
  
  
}

LINQ