Object-Oriented Programming · DoorDash · Medium
Requirements Design an object-oriented shopping cart pricing system. Input: items: a list of (name, price) pairs. shipping: a flat shipping charge added to the item subtotal. promotions: a collection of promotion objects. Support these two promotion kinds: PercentDiscount(percent): reduces the item subtotal by the given percentage. Shipping is excluded from this calculation. FixedDiscount(amount): subtracts the specified amount from the combined item subtotal and shipping…
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