{"id":"k-beauty-string-sliding-window","text":"`divisor_substrings` uses string conversion and slicing (`str(num)[i:i+k]`) for digit extraction rather than modular arithmetic, which is the standard idiom for digit-substring problems in this repo.","truth_value":"IN","source":"entries/2026/06/06/find-the-k-beauty-of-a-number-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"k-beauty-string-sliding-window","truth_value":"IN","reason":"premise"}]}}