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Filter Invalid Expenses Based on Rules

Implement a function that takes a list of expenses and validation rules, then returns only the expenses that violate the given rules. Design the solution to be extensible for adding new validation rules.

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Rippling

Rippling


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Mid June, 2026

Rippling

Rippling

Mid-level

Late February, 2026

Rippling

Rippling

Mid-level

Given a list of expenses, return the invalid expenses. The method takes in expenses and rules. You can define the rules as you prefer and consider how new rules can be added. Sample rules: No restaurant order should exceed $20. No airfare is valid. No entertainment expense is valid. [ { "vendor_type": "restaurant", "amount_usd": 49.99 }, { "vendor_type": "airfare", "amount_usd": 29 }, { "vendor_type": "entertainment", "amount_usd": 30 }, { "vendor_type": "other", "amount_usd": 49.99 } ] implement evaluate(rules, expenses)

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