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1. BankAccountTransactionProcessor BankAccountTransactionProcessor Public

   Given a list of a bank's transaction logs, generates a consolidated report for each user's transactions.

   Java

2. BankPaymentAPI BankPaymentAPI Public

   Simple payment API implementation for a bank

   Java

3. GraphAPI GraphAPI Public

   Models undirected graphs and provides APIs for create a node, create an edge, and traverse

   Java

4. ProcessSuspiciousActivity ProcessSuspiciousActivity Public

   Given a list of a bank's transaction logs, implements a function to explore the logs to find fraud records.

   Java

5. PromotionRule PromotionRule Public

   Implement a simple promotion engine for a checkout process

   Java

6. TransactionPINNeeded TransactionPINNeeded Public

   A simple function which receives a list of transaction history, and decides if the user's new transaction needs PIN or can be done contactless.

   Java