migrate 392 questions to pattern format

2025-09-10 18:05:55 +01:00
parent 91e48f5239
commit 0ee388c420
402 changed files with 1383 additions and 545 deletions
--- a/backend/data/questions/calculate-digit-sum-of-a-string.yaml
+++ b/backend/data/questions/calculate-digit-sum-of-a-string.yaml
@@ -6,7 +6,8 @@ leetcode_url: https://leetcode.com/problems/calculate-digit-sum-of-a-string/
 categories:
  - strings
 patterns:
-  - sliding-window
+  - slug: sliding-window
+    is_optimal: true

 function_signature: "def digit_sum(s: str, k: int) -> str:"