Data Structure Design: Order Book
Build an Order Book to Simulate Market Data
An order book is a key component of trading systems. It keeps track of buy and sell orders for a given asset, organized by price levels. Your task is to implement a simplified version of an order book with the ability to add, modify, cancel, and query orders.
Order Book
An order book is divided into two sides:
Buy side: Tracks orders to buy an asset. The t…
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