RCU Configuration Manager - Quant Developer Interview Question

Problem Description

High-frequency trading systems require non-blocking configuration updates to minimize latency on the critical path. The Read-Copy-Update (RCU) pattern facilitates wait-free reads by creating new data copies for updates and deferring memory reclamation until all active readers have finished. This approach ensures data consistency without locking mechanisms, crucial for maintaining high throughput in financial applications. Task Implement an RCUManager class to manage a configuration store mappin