Linq & lambdas, C#

Linq & lambdas

//Title of this code
//Rextester.Program.Main is the entry point for your code. Don't change it.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class Program
    {
        public class Foo {
            public int Bar { get ; set; }    
            public string Fizz { get; set; }
        }           
         
        
        public static void Main(string[] args)            
        {
            ICollection<Foo> foos = new List<Foo>();
            foos.Add(new Foo () { Bar = 5, Fizz = "A" });
            foos.Add(new Foo () { Bar = 6, Fizz = "B" });
            foos.Add(new Foo () { Bar = 6, Fizz = "C" });
            foos.Add(new Foo () { Bar = 7, Fizz = "D" });
            
            List<Foo> biggestGroup =
                foos.GroupBy(foo => foo.Bar).
                OrderByDescending(g => g.Count()).
                First().ToList();
            biggestGroup.ForEach(foo => Console.WriteLine("Bar: " + foo.Bar + " Fizz:" + foo.Fizz));   
        }
    }
}


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