Question

How to find the product of a sequence of numbers using Linq in C#

Answer 1

using System;
using System.Linq;
using System.Collections.Generic;
 
class Program {
   static void Main(string[] args) {
        List<int> list = new List<int>() { 3, 2, 7, 1, 8 };   
        
        int product = list.Aggregate(1, (x, y) => x * y);
   
        Console.WriteLine(product);
   }
}



/*
run:

336

*/

 

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Answer 2

using System;
using System.Linq;

class Program {
   static void Main(string[] args) {
        int[] arr = { 1, 2, 3, 4, 5, 6 };
        
        int product = arr.Aggregate(1, (x, y) => x * y);
   
        Console.WriteLine(product);
   }
}



/*
run:

720

*/

 

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