migrate 392 questions to pattern format

2025-09-10 18:05:55 +01:00
parent e805ed9b05
commit a99ee0ea97
402 changed files with 1383 additions and 545 deletions
@@ -6,7 +6,8 @@ leetcode_url: https://leetcode.com/problems/alternating-digit-sum/
 categories:
  - math
 patterns:
-  - greedy
+  - slug: greedy
+    is_optimal: true

 function_signature: "def alternate_digit_sum(n: int) -> int:"