using System;

using System.Linq;

using System.Collections.Generic;

​

public class Program

{

    public class NamespaceCounts

    {

        public int Count {get;set;}

        public string Namespace {get;set;}

    }

    public static void Main(string[] args)

    {

        var counts = new List<NamespaceCounts>();

        counts.Add(new NamespaceCounts(){ Namespace = "ns1", Count = 0 });

        counts.Add(new NamespaceCounts(){ Namespace = "ns2", Count = 0 });

        for (var i = 0; i < 10; i++)

        {

            var sbNamespace = counts.OrderBy(x => x.Count).First();

            sbNamespace.Count++;

            Console.WriteLine($"Using {sbNamespace.Namespace} : {sbNamespace.Count}");

        }

        Console.WriteLine($"-----------------------------------------");

        var nsCounts = new List<(string Namespace, int Count)>();

        nsCounts.Add(("ns1", 0));

        nsCounts.Add(("ns2", 0));

        for (var i = 0; i < 10; i++)

        {

            var sbNamespace = nsCounts.OrderBy(x => x.Count).First();

            sbNamespace.Count++;

            Console.WriteLine($"Using {sbNamespace.Namespace} : {sbNamespace.Count}");

        }

    }

}