Solution

app/main.py

@@ -1,3 +1,64 @@
 class Distance:
-    # Write your code here
-    pass
+    def __init__(self, km : int) -> None:
+        self.km = km
+
+    def __str__(self) -> str:
+        return f"Distance: {self.km} kilometers."
+
+    def __repr__(self) -> str:
+        return f"Distance(km={self.km})"
+
+    # addition with creating new one
+    def __add__(self, second : object) -> object:
+        if getattr(second, "km", 0):
+            return Distance(self.km + getattr(second, "km", 0))
+        else:  # isinstance(second, int):
+            return Distance(self.km + second)
+        # else :
+        #     return Distance(self.km)
+
+    # addition while adding to the first one
+    def __iadd__(self, add : object) -> object:
+        if getattr(add, "km", 0):
+            self.km += getattr(add, "km", 0)
+            return self
+        else :  # isinstance(add, int) :
+            self.km += add
+            return self
+
+    def __truediv__(self, second : int) -> object:
+        return Distance(round(self.km / second, 2))
+
+    def __mul__(self, number : int) -> object:
+        self.km *= number
+        return self
+
+    def __lt__(self, number : object) -> bool:
+        if getattr(number, "km", 0):
+            return self.km < getattr(number, "km", 0)
+        else :  # isinstance(number, int):
+            return self.km < number
+
+    def __gt__(self, number : object) -> bool:
+        if getattr(number, "km", 0):
+            return self.km > getattr(number, "km", 0)
+        else:  # isinstance(number, int):
+            return self.km > number
+
+    def __eq__(self, number : object) -> bool:
+        if getattr(number, "km", 0):
+            return self.km == getattr(number, "km", 0)
+        else:  # isinstance(number ,int):
+            return self.km == number
+
+    def __le__(self, number : object) -> bool:
+        if getattr(number, "km", 0):
+            return self.km <= getattr(number, "km", 0)
+        else :  # isinstance(number, int):
+            return self.km <= number
+
+    def __ge__(self, number : object) -> bool:
+        if getattr(number, "km", 0):
+            return self.km >= getattr(number, "km", 0)
+        else :  # isinstance(number, int):
+            return self.km >= number