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Design Leaderboard for OLA

1000 customers with maximum points should be displayed on the leader dashboard. UI should handle real-time changes. A customer’s points are updated after each ride/order.

Note: While answering design pattern questions, it is expected from you to provide the Data Structure that would be best suited, different classes & relationships between them, etc. You need not provide the whole code in your answer (unless explicitly told to do so). 

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