Solution

app/main.py

@@ -1,3 +1,49 @@
+from typing import Any
+
+
 class Distance:
-    # Write your code here
-    pass
+    def __init__(self, km: int | float) -> None:
+        self.km = km
+
+    def __add__(self, other: "Distance") -> "Distance":
+        other_km = other if isinstance(other, (int, float)) else other.km
+        return Distance(
+            km=self.km + other_km
+        )
+
+    def __iadd__(self, other: Any) -> "Distance":
+        other_km = other if isinstance(other, (int, float)) else other.km
+        self.km = self.km + other_km
+        return self
+
+    def __mul__(self, other: int | float) -> "Distance":
+        return Distance(km=self.km * other)
+
+    def __truediv__(self, other: int | float) -> "Distance":
+        return Distance(km=round(self.km / other, ndigits=2))
+
+    def __lt__(self, other: Any) -> bool:
+        other_km = other if isinstance(other, (int, float)) else other.km
+        return self.km < other_km
+
+    def __gt__(self, other: Any) -> bool:
+        other_km = other if isinstance(other, (int, float)) else other.km
+        return self.km > other_km
+
+    def __eq__(self, other: Any) -> bool:
+        other_km = other if isinstance(other, (int, float)) else other.km
+        return self.km == other_km
+
+    def __le__(self, other: Any) -> bool:
+        other_km = other if isinstance(other, (int, float)) else other.km
+        return self.km <= other_km
+
+    def __ge__(self, other: Any) -> bool:
+        other_km = other if isinstance(other, (int, float)) else other.km
+        return self.km >= other_km
+
+    def __repr__(self) -> str:
+        return f"Distance(km={self.km})"
+
+    def __str__(self) -> str:
+        return f"Distance: {self.km} kilometers."