{"id":"repo-solution-and-tests-colocated","text":"Solution classes and unit tests coexist in the same `solution.py` file with an `if __name__ == \"__main__\"` guard, following a repo-wide convention.","truth_value":"IN","source":"entries/2026/06/06/two-furthest-houses-with-different-colors-solution.md, entries/2026/06/06/two-sum-iv-input-is-a-bst-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"repo-solution-and-tests-colocated","truth_value":"IN","reason":"premise"}]}}