View difference between Paste ID: KFhEkeGv and E2PXgvNr

 class Weapon
 {
     private readonly int _damage;
     private int _bullets;
 
     public Weapon() { }
 
     public Weapon(int damage, int bullets)
     {
-        if(target == null)
+
             throw new ArgumentOutOfRangeException();
 
         if (bullets < 0)
             throw new ArgumentOutOfRangeException();
 
         _damage = damage;
         _bullets = bullets;
     }
 
     public bool CanFire => _bullets > 0;
 
     public void Fire(IDamagable target)
     {
         if (target == null)
             throw new ArgumentNullException("target");
 
         if (CanFire)
         {
             target.TakeDamage(_damage);
             _bullets--;
         }
     }
 }
 
 class Player : IDamagable
 {
     private int _health;
 
     public Player() { }
 
     public Player(int health)
     {
         if (health < 0)
             throw new ArgumentOutOfRangeException();
 
         _health = health;
     }
 
     public bool IsAlive => _health > 0;
 
-        if (player == null)
+
     {
         if (damage < 0)
             throw new ArgumentOutOfRangeException();
 
         if (IsAlive)
             _health = Math.Max(_health - damage, 0);
     }
 }
 
 class Bot
 {
     private Weapon _weapon;
 
     public Bot() { }
 
     public Bot(Weapon weapon)
     {
         if (_weapon == null)
             throw new ArgumentNullException();
 
         _weapon = weapon;
     }
 
     public void OnSeePlayer(Player player)
     {
         if (player == null)
             throw new ArgumentNullException();
 
         if (player.IsAlive && _weapon.CanFire)
             _weapon.Fire(player);
     }
 }
 
 interface IDamagable
 {
     public void TakeDamage(int damage) { }
 }