{"id":"sign-func-zero-short-circuit","text":"`signFunc` returns `0` immediately upon encountering any zero element, skipping remaining iteration — both a correctness guarantee (zero dominates the product) and a minor performance optimization.","truth_value":"IN","source":"entries/2026/06/06/sign-of-the-product-of-an-array-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"sign-func-zero-short-circuit","truth_value":"IN","reason":"premise"}]}}