{"id":"hashmap-no-duplicate-keys","text":"MyHashMap.put scans the target bucket for an existing key before appending, guaranteeing at most one entry per key across the entire map.","truth_value":"IN","source":"entries/2026/06/06/design-hashmap-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"hashmap-no-duplicate-keys","truth_value":"IN","reason":"premise"}]}}