Object-Oriented Programming · Coinbase · Medium
Overview Build a bank system that can create accounts, move money, report spending activity, arrange future payments, and merge accounts. The task is divided into several stages, with each stage extending the earlier ones. Every call includes a positive integer timestamp, measured in milliseconds. Calls arrive with timestamps that never decrease, although more than one call may use the same timestamp. Future payments may also run when their scheduled time arrives. Implement…
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