{"id":"zero-on-empty-qualifying-set","text":"`average_even_divisible_by_three` returns 0 (not an error) when no elements satisfy the divisibility-by-6 filter, guarding against ZeroDivisionError with an explicit `if count` check.","truth_value":"IN","source":"entries/2026/06/06/average-value-of-even-numbers-that-are-divisible-by-three-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"zero-on-empty-qualifying-set","truth_value":"IN","reason":"premise"}]}}