for checking

app/car.py

@@ -0,0 +1,4 @@
+class Car:
+    def __init__(self, brand: str, fuel_consumption: float) -> None:
+        self.brand = brand
+        self.fuel_consumption = fuel_consumption

app/customer.py

@@ -0,0 +1,58 @@
+import datetime
+
+from math import sqrt
+from typing import List
+
+from app.car import Car
+from app.shop import Shop
+
+
+class Customer:
+    def __init__(
+            self,
+            name: str,
+            product_cart: dict,
+            customer_location: List[int],
+            money: int,
+            car: Car
+    ) -> None:
+        self.name = name
+        self.product_cart = product_cart
+        self.customer_location = customer_location
+        self.money = money
+        self.car = car
+
+    def initial_money(self) -> None:
+        print(f"{self.name} has {self.money} dollars")
+
+    def distance(
+            self,
+            shop_location: list,
+            fuel_consumption: float,
+            fuel_price: float
+    ) -> float:
+        x1, y1 = self.customer_location
+        x2, y2 = shop_location
+        dist = sqrt((x2 - x1) ** 2 + (y2 - y1) ** 2)
+        trip_to_shop = dist / 100 * fuel_consumption * fuel_price * 2
+
+        return round(trip_to_shop, 2)
+
+    def time_for_shopping(self, shop: Shop) -> None:
+        total_cost = 0.0
+        date = datetime.datetime.now().strftime("%d/%m/%Y %H:%M:%S")
+        print(f"Date: {date}")
+        print(f"Thanks, {self.name}, for your purchase!")
+        print("You have bought: ")
+
+        for product_name, price in self.product_cart.items():
+            print(f"{price} {product_name}s for "
+                  f"{price * shop.products[product_name]} dollars")
+
+        total_cost = sum(
+            price * shop.products[product_name]
+            for product_name, price in self.product_cart.items()
+        )
+        print(f"Total cost is {total_cost} dollars")
+
+        print("See you again!\n")

app/main.py

@@ -1,3 +1,74 @@
-def shop_trip():
-    # write your code here
-    pass
+import json
+
+from app.shop import Shop
+from app.car import Car
+from app.customer import Customer
+
+
+def shop_trip() -> None:
+    with open("app/config.json", "r") as data_file:
+        data = json.load(data_file)
+
+    fuel_price = data["FUEL_PRICE"]
+    customers_data = data["customers"]
+    shops_data = data["shops"]
+
+    shops = []
+    for shop_data in shops_data:
+        shop_name = shop_data["name"]
+        shop_location = shop_data["location"]
+        products = shop_data["products"]
+
+        shop = Shop(shop_name, shop_location, products)
+        shops.append(shop)
+
+    for customer_data in customers_data:
+        customer_car = Car(
+            customer_data["car"]["brand"],
+            customer_data["car"]["fuel_consumption"]
+        )
+        customer = Customer(
+            customer_data["name"],
+            customer_data["product_cart"],
+            customer_data["location"],
+            customer_data["money"],
+            customer_car
+        )
+
+        min_total_cost = float("inf")
+        best_shop = None
+
+        customer.initial_money()
+        for shop in shops:
+            total_cost = (
+                customer.distance(
+                    shop.shop_location,
+                    customer_car.fuel_consumption,
+                    fuel_price
+                )
+            )
+
+            total_cost += sum(
+                price * shop.products[product_name]
+                for product_name, price in customer.product_cart.items()
+            )
+
+            print(f"{customer.name}'s trip to the "
+                  f"{shop.shop_name} costs {round(total_cost, 2)}")
+
+            if total_cost < min_total_cost and total_cost <= customer.money:
+                min_total_cost = total_cost
+                best_shop = shop
+
+        if best_shop is not None:
+            print(f"{customer.name} rides to {best_shop.shop_name}\n")
+
+            customer.time_for_shopping(best_shop)
+            customer.money -= min_total_cost
+            print(f"{customer.name} rides home")
+            print(f"{customer.name} "
+                  f"now has {round(customer.money, 2)} dollars\n")
+
+        else:
+            print(f"{customer.name} "
+                  f"doesn't have enough money to make a purchase in any shop")

app/shop.py

@@ -0,0 +1,13 @@
+from typing import List
+
+
+class Shop:
+    def __init__(
+            self,
+            shop_name: str,
+            shop_location: List[int],
+            products: dict
+    ) -> None:
+        self.shop_name = shop_name
+        self.shop_location = shop_location
+        self.products = products