Delivery Billing System

Delivery Billing System Implement a delivery billing system. The system receives delivery records, calculates the charge for each delivery according to the billing rules, and supports required billing aggregations. Original problem link: https://www.1point3acres.com/interview/problems/company/rippling/delivery-billing-system Note: The interview report provides only the title and link, without reproducible API definitions, pricing rules, input/output format, constraints, or the detailed requirements for Parts 2 and 3. Refer to the original problem page for the authoritative specification. Requirements Implement the functionality according to the delivery-record format, billing rules, and query/aggregation requirements specified in the original problem. Examples Refer to the original problem page for examples, edge cases, and constraints.