Solution 2

app/main.py

@@ -1 +1,54 @@
-# write your code here
+class Animal:
+    alive = []
+
+    def __init__(self, name, health: int = 100, is_hidden: bool = False):
+        self.name = name
+        self.health = health
+        self.is_hidden = is_hidden
+        self.alive.append(self)
+
+
+    def die(self):
+        if self in Animal.alive:
+            self.alive.remove(self)
+
+    def __repr__(self):
+        return f"Animal(name={self.name}, health={self.health}, hidden={self.is_hidden})"
+
+    @classmethod
+    def print_alive(cls):
+        return "\n".join(str(animal) for animal in cls.alive)
+
+
+class Herbivore(Animal):
+
+    def hide(self) -> bool:
+        self.is_hidden = not self.is_hidden
+        return self.is_hidden
+
+
+class Сarnivore(Animal):
+
+    def bite(self, target):
+            if not target.is_hidden:
+                target.health -= 50
+                if target.health <= 0:
+                    target.health = 0
+                    target.die()
+            else:
+                target.health = 100
+
+
+
+
+rabbit = Herbivore("Rabbit")
+print(rabbit)
+lion = Сarnivore("Lion")
+print(lion)
+
+
+lion.bite(rabbit)
+print(rabbit.health)
+lion.bite(rabbit)
+print(rabbit.health)
+print(Animal.alive)