{"id":"two-solution-conventions-coexist","text":"The repo uses two conventions for solution entry points: `Solution` class with a method (LeetCode boilerplate style, e.g., `runningSum`) and standalone module-level functions (e.g., `is_same_tree`, `can_transform`, `roman_to_int`).","truth_value":"IN","source":"entries/2026/06/06/same-tree-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"two-solution-conventions-coexist","truth_value":"IN","reason":"premise"}]}}