{"id":"solution-class-stateless-convention","text":"`Solution` classes in this repo carry no instance state — methods are pure functions that could equivalently be standalone functions; the class wrapper exists solely to satisfy LeetCode's interface expectation.","truth_value":"IN","source":"entries/2026/06/06/richest-customer-wealth-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"solution-class-stateless-convention","truth_value":"IN","reason":"premise"}]}}