Object-Oriented Programming · Ramp · Medium
Requirements Build an in-memory banking service through four cumulative stages. A stage becomes available only after the preceding stage satisfies its tests; runtime efficiency is not part of the evaluation. Level 1 — Everyday banking. Support account creation, deposits, transfers, payments, and balance lookups. Level 2 — Account ranking. Return accounts ordered by the total value they have sent out through transfers and payments. Level 3 — Delayed payments and cashback.…
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