migrate 392 questions to pattern format

2025-09-10 18:05:55 +01:00
parent 13bab63618
commit c60ae08f56
402 changed files with 1383 additions and 545 deletions
--- a/backend/data/questions/binary-search-tree-iterator.yaml
+++ b/backend/data/questions/binary-search-tree-iterator.yaml
@@ -7,8 +7,10 @@ categories:
  - trees
  - stack
 patterns:
-  - tree-traversal
-  - monotonic-stack
+  - slug: tree-traversal
+    is_optimal: false
+  - slug: monotonic-stack
+    is_optimal: true

 function_signature: "class BSTIterator:\n    def __init__(self, root: TreeNode): ...\n    def next(self) -> int: ...\n    def hasNext(self) -> bool: ..."