diff --git a/01/task_01.py b/01/task_01.py
new file mode 100644
index 0000000..7c36775
--- /dev/null
+++ b/01/task_01.py
@@ -0,0 +1,58 @@
+class Product:
+    """Describing product"""
+
+    def __init__(self, name: str, price: float):
+        self.name = name
+        self.price = price
+
+    def get_total(self, count: float):
+        """Calculating total price for the product"""
+        return round(self.price * count, 2)
+
+
+class ShoppingCart:
+    """Describing the shopping cart"""
+
+    def __init__(self):
+        self.products_list = []
+        self.products_count = []
+
+    def add_product(self, product: Product, count: float = 1):
+        """Adding products to the cart"""
+
+        if product in self.products_list:
+            self.products_count[
+                self.products_list.index(product)] += count
+        else:
+            self.products_list.append(product)
+            self.products_count.append(count)
+
+    def total_cart_sum(self):
+        """Calculating the total cart sum"""
+
+        product_list_sum = 0
+        for product, count in zip(self.products_list, self.products_count):
+            product_list_sum += product.get_total(count)
+        return round(product_list_sum, 2)
+
+
+# prod1 = Product('lemon', 10.59)
+# print(prod1.get_total(0.7))
+# prod2 = Product('strawberry', 36.55)
+# prod3 = Product('cucumber', 100)
+# cart1 = ShoppingCart()
+# cart1.add_product(prod1, 0.7)
+# cart1.add_product(prod2, 4)
+# cart1.add_product(prod3, 20)
+# cart1.add_product(prod1, 5)
+# print(cart1.products_list)
+# print(cart1.total_cart_sum())
+
+product_1 = Product("foo", 10.59)
+product_2 = Product("bar", 36.55)
+print(product_1.get_total(0.7))
+print(product_2.get_total(4))
+cart = ShoppingCart()
+cart.add_product(product_1, 0.7)
+cart.add_product(product_2, 4)
+print(cart.total_cart_sum())