using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Threading;
using System.Threading.Tasks;

namespace Spiner
{
    public class Spiner
    {
        public int X { get; set; }
        public int Y { get; set; }
        private static object _locker = new object();

        private char[] frames = { '\\', '|', '/', '-' };
        private int _currentFrame;
        public bool IsComplite { get; set; }
        public async void Run()
        {
            while (!IsComplite)
            {
                lock (_locker)
                {
                    Console.CursorVisible = false;
                    Console.SetCursorPosition(X, Y);
                    Console.Write(frames[_currentFrame]);
                    Console.CursorVisible = true;
                }
                await Task.Delay(500);
                _currentFrame++;
                if (_currentFrame >= frames.Length)
                    _currentFrame = 0;
            }
        }
    }
    class Program
    {
        static void Main(string[] args)
        {
            var spiners = new List<Spiner>();
            while(spiners.Count<25)
            {
                spiners.Add(new Spiner() { X = spiners.Count, Y = spiners.Count });
            }
            var sw = new Stopwatch();
            sw.Start();
            foreach (var s in spiners)
                s.Run();
            while(sw.ElapsedMilliseconds<10000)
            { }

            foreach (var s in spiners)
                s.IsComplite = true; ;
        }
    }
}