War

using System;
using System.Collections.Generic;
using System.Threading;
namespace ConsoleApp2
{
    class Program
    {
        static void Main(string[] args)
        {
            War war = new War();
            war.StartBattle();
        }
    }

    class War
    {
        private Country _country1;
        private Country _country2;

        public War()
        {
            _country1 = new Country();
            _country2 = new Country();
        }

        public void StartBattle()
        {

            while (_country1.SoldiersCount > 0 && _country2.SoldiersCount > 0)
            {
                Soldier soldier1 = _country1.GetFirstSoldier();
                Soldier soldier2 = _country2.GetFirstSoldier();
                StartSoldiersFight(soldier1, soldier2);
            }

            if (_country1.SoldiersCount > 0)
            {
                Console.WriteLine("Выиграла первая страна");
            }
            else
            {
                Console.WriteLine("Выиграла вторая страна");
            }
        }

        public void RemoveDeadSoldiers(Soldier soldier1, Soldier soldier2)
        {
            if (soldier1.IsAlive == false)
            {
                _country1.RemoveSoldier(soldier1);
            }

            if (soldier2.IsAlive == false)
            {
                _country2.RemoveSoldier(soldier2);
            }
        }

        public void StartSoldiersFight(Soldier soldier1, Soldier soldier2)
        {
            while (soldier1.IsAlive && soldier2.IsAlive)
            {
                Console.Clear();
                soldier2.TakeDamage(soldier1.Damage);
                soldier1.TakeDamage(soldier2.Damage);
                RemoveDeadSoldiers(soldier1, soldier2);
                Console.WriteLine($"Солдат первой страны:\n жизнь: {soldier1.Health} || урон: {soldier1.Damage}\n" +
                    $"Солдат второй страны:\n жизнь: {soldier2.Health} || урон: {soldier2.Damage}");
                Console.WriteLine($"Количество войск:\n Первая страна: {_country1.SoldiersCount} || Вторая страна: {_country2.SoldiersCount}");
                Thread.Sleep(200);
            }
        }
    }

    class Country
    {
        private List<Soldier> _platoon = new List<Soldier>();
        public int SoldiersCount => _platoon.Count;

        public Country()
        {
            Random random = new Random();
            int countSoldiers = random.Next(15, 60);

            for (int i = 0; i < countSoldiers; i++)
            {
                _platoon.Add(new Soldier());
            }
        }

        public void ShowPlatoon()
        {
            int numberSoldier = 1;

            foreach (Soldier soldier in _platoon)
            {
                Console.Write($"{numberSoldier}: ");
                soldier.ShowInfo();
                numberSoldier++;
            }
        }

        public Soldier GetFirstSoldier()
        {
            return _platoon[0];
        }

        public void RemoveSoldier(Soldier soldier)
        {
            _platoon.Remove(soldier);
        }
    }

    class Soldier
    {
        public int Health { get; private set; }
        public int Damage { get; }
        public bool IsAlive => Health > 0;

        public Soldier()
        {
            Random random = new Random();
            Health = random.Next(100, 250);
            Damage = random.Next(25, 50);
        }

        public void ShowInfo()
        {
            Console.WriteLine($"health: {Health} || damage: {Damage}");
        }

        public void TakeDamage(int damage)
        {
            if (Health >= damage)
            {
                Health -= damage;
            }
            else
            {
                Health = 0;
            }
        }
    }
}