Character

namespace Composite
{
    public class Character
    {
        public int Health { get; private set; }

        private readonly IDamageStrategy _damageStrategy;

        public Character(int health, IDamageStrategy damageStrategy)
        {
            Health = health;
            _damageStrategy = damageStrategy;
        }

        public void TakeDamage(int damage)
        {
            int finalDamage = _damageStrategy.CalculateFinalDamage(damage);
            Health -= finalDamage;
        }
    }
}