From 0dc521010829876cf5ee2575a1cf054648567efa Mon Sep 17 00:00:00 2001
From: Daryna Kiiashko <d.kiiashko@redcross.org.ua>
Date: Wed, 15 Jul 2026 11:56:38 +0300
Subject: [PATCH 1/2] Solution

---
 app/main.py | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 55 insertions(+), 2 deletions(-)

diff --git a/app/main.py b/app/main.py
index 7defa3411..c3a182919 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1,3 +1,56 @@
+from __future__ import annotations
+
+
 class Distance:
-    # Write your code here
-    pass
+
+    def __init__(self, km: int | float) -> None:
+        self.km = km
+
+    def __str__(self) -> str:
+        return f"Distance: {self.km} kilometers."
+
+    def __repr__(self) -> str:
+        return f"Distance(km={self.km})"
+
+    def __add__(self, other: Distance) -> Distance:
+        if isinstance(other, Distance):
+            return Distance(self.km + other.km)
+        return Distance(self.km + other)
+
+    def __iadd__(self, other: Distance) -> Distance:
+        if isinstance(other, Distance):
+            self.km += other.km
+        else:
+            self.km += other
+        return self
+
+    def __mul__(self, other: Distance) -> Distance:
+        return Distance(self.km * other)
+
+    def __truediv__(self, other: Distance) -> Distance:
+        return Distance(round(self.km / other, 2))
+
+    def __lt__(self, other: Distance) -> bool:
+        if isinstance(other, Distance):
+            return self.km < other.km
+        return self.km < other
+
+    def __gt__(self, other: Distance) -> bool:
+        if isinstance(other, Distance):
+            return self.km > other.km
+        return self.km > other
+
+    def __eq__(self, other: Distance) -> bool:
+        if isinstance(other, Distance):
+            return self.km == other.km
+        return self.km == other
+
+    def __le__(self, other: Distance) -> bool:
+        if isinstance(other, Distance):
+            return self.km <= other.km
+        return self.km <= other
+
+    def __ge__(self, other: Distance) -> bool:
+        if isinstance(other, Distance):
+            return self.km >= other.km
+        return self.km >= other

From aceaaf2e001100e19ce289cc6eb3c906e7f9f4b7 Mon Sep 17 00:00:00 2001
From: Daryna Kiiashko <d.kiiashko@redcross.org.ua>
Date: Wed, 15 Jul 2026 12:22:19 +0300
Subject: [PATCH 2/2] Solution

---
 app/main.py | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/app/main.py b/app/main.py
index c3a182919..e80d17eac 100644
--- a/app/main.py
+++ b/app/main.py
@@ -12,22 +12,22 @@ def __str__(self) -> str:
     def __repr__(self) -> str:
         return f"Distance(km={self.km})"
 
-    def __add__(self, other: Distance) -> Distance:
+    def __add__(self, other: int | float | Distance) -> Distance:
         if isinstance(other, Distance):
             return Distance(self.km + other.km)
         return Distance(self.km + other)
 
-    def __iadd__(self, other: Distance) -> Distance:
+    def __iadd__(self, other: int | float | Distance) -> Distance:
         if isinstance(other, Distance):
             self.km += other.km
-        else:
-            self.km += other
+            return self
+        self.km += other
         return self
 
-    def __mul__(self, other: Distance) -> Distance:
+    def __mul__(self, other: int | float) -> Distance:
         return Distance(self.km * other)
 
-    def __truediv__(self, other: Distance) -> Distance:
+    def __truediv__(self, other: int | float) -> Distance:
         return Distance(round(self.km / other, 2))
 
     def __lt__(self, other: Distance) -> bool: