From 55fcb700ada0fd326658f70086dcecf946749aff Mon Sep 17 00:00:00 2001
From: Serhii <martinenko.sergiy@gmail.com>
Date: Mon, 9 Oct 2023 12:15:43 +0300
Subject: [PATCH 1/3] Solution

---
 app/main.py | 34 +++++++++++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/app/main.py b/app/main.py
index fa56336e..f94a2d03 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1 +1,33 @@
-# write your code here
+class Animal:
+    alive = []
+
+    def __init__(self, name: str,
+                 health: int = 100,
+                 hidden: bool = False) -> None:
+        self.name = name
+        self.health = health
+        self.hidden = hidden
+        self.alive.append(self)
+
+    def __repr__(self) -> str:
+        return (f"{{Name: {self.name}, "
+                f"Health: {self.health}, "
+                f"Hidden: {self.hidden}}}")
+
+    def dead(self) -> None:
+        if self.health <= 0:
+            self.alive.remove(self)
+
+
+class Herbivore(Animal):
+    def hide(self) -> None:
+        self.hidden = not self.hidden
+
+
+class Carnivore(Animal):
+    @staticmethod
+    def bite(animal: Herbivore) -> None:
+        if isinstance(animal, Herbivore) and not animal.hidden:
+            animal.health -= 50
+            if animal.health <= 0:
+                animal.dead()

From 60c33e5e79497cea6020e1c5498a58d326ee7e39 Mon Sep 17 00:00:00 2001
From: Serhii <martinenko.sergiy@gmail.com>
Date: Wed, 11 Oct 2023 12:00:04 +0300
Subject: [PATCH 2/3] class instead self

---
 app/main.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/main.py b/app/main.py
index f94a2d03..1e585b05 100644
--- a/app/main.py
+++ b/app/main.py
@@ -16,7 +16,7 @@ def __repr__(self) -> str:
 
     def dead(self) -> None:
         if self.health <= 0:
-            self.alive.remove(self)
+            Animal.alive.remove(self)
 
 
 class Herbivore(Animal):

From cbd4da36918278a9171e529d5e2b1351be620dac Mon Sep 17 00:00:00 2001
From: Serhii <martinenko.sergiy@gmail.com>
Date: Wed, 11 Oct 2023 15:48:27 +0300
Subject: [PATCH 3/3] class insted self 2.0

---
 app/main.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/main.py b/app/main.py
index 1e585b05..6fe15a3a 100644
--- a/app/main.py
+++ b/app/main.py
@@ -7,7 +7,7 @@ def __init__(self, name: str,
         self.name = name
         self.health = health
         self.hidden = hidden
-        self.alive.append(self)
+        Animal.alive.append(self)
 
     def __repr__(self) -> str:
         return (f"{{Name: {self.name}, "