refactor

Author: mihirs16

.gitignore

@@ -1,2 +1,3 @@
 .vscode/
-__pycache__/
+__pycache__/
+.DS_Store

…a Structures/Hash Tables/Valid_Sudoku.py … Questions/leetcode 36 - valid sudoku.py03. Data Structures/Hash Tables/Valid_Sudoku.py renamed to 14. Questions/leetcode 36 - valid sudoku.py 03. Data Structures/Hash Tables/Valid_Sudoku.py renamed to 14. Questions/leetcode 36 - valid sudoku.py

@@ -1,4 +1,5 @@
 # hashset | leetcode 705 | https://leetcode.com/problems/design-hashset/
+
 class HashSet:
 
     # constructor

…tures/Arrays/Rotate_Image_by_Rotation.py …tcode 48 - rotate image (by rotation).py03. Data Structures/Arrays/Rotate_Image_by_Rotation.py renamed to 14. Questions/leetcode 48 - rotate image (by rotation).py 03. Data Structures/Arrays/Rotate_Image_by_Rotation.py renamed to 14. Questions/leetcode 48 - rotate image (by rotation).py

@@ -72,3 +72,5 @@ All the essential resources and template code needed to understand and practice
 3. [Hash Project](/13.%20Mini-Projects/hash_project)
 4. [Recursion Miniprojects](/13.%20Mini-Projects/recursion_miniprojects)
 5. [Runtime Analyser](/13.%20Mini-Projects/runtime_analyser)
+
+### 14. ❓ [Questions](/14.%20Questions/)