shop

using System;
using System.Collections.Generic;
namespace ConsoleApp2
{
    class Program
    {
        static void Main(string[] args)
        {
            int countEtrations;
            int score = 0;
            int tempAmountPuchases;
            Queue<int> amountPurchases = new Queue<int>();

            for (int i = 0; i < 10; i+= 2)
            {
                amountPurchases.Enqueue(i);
            }

            countEtrations = amountPurchases.Count;

            for (int i = 0; i < countEtrations; i++)
            {
                Console.Clear();
                tempAmountPuchases = amountPurchases.Dequeue();
                Console.WriteLine($"Клиент {i} сделал покупку на {tempAmountPuchases}");
                score += tempAmountPuchases;
                Console.WriteLine($"Счет: {score}");
                Console.ReadKey();
            }
        }
    }
}