feat(content): hidden test cases

2025-08-06 23:21:42 +01:00
parent 8544efb5bf
commit e0bf8cda01
134 changed files with 2075 additions and 0 deletions
--- a/backend/data/questions/validate-binary-search-tree.yaml
+++ b/backend/data/questions/validate-binary-search-tree.yaml
@@ -27,6 +27,12 @@ test_cases:
      expected: false
    - input: { root: [10, 5, 15, null, null, 6, 20] }
      expected: false
+    - input: { root: [] }
+      expected: true
+    - input: { root: [3, 1, 5, 0, 2, 4, 6] }
+      expected: true
+    - input: { root: [1, 1] }
+      expected: false

 description: |
  Given the `root` of a binary tree, determine if it is a valid **binary search tree (BST)**.