Files

1. Two Sum
100.Same Tree
101. Symmetric Tree
104. Maximum Depth of Binary Tree
111. Minimum Depth of Binary Tree
112. Path Sum
113. Path Sum II
12. Integer to Roman
13. Roman to Integer
14. Longest Common Prefix
141. Linked List Cycle
142. Linked List Cycle II
2. Add Two Numbers
217. Contains Duplicate
- python
- README.md
218. Contains Duplicate II
26. Remove Duplicates from Sorted Array
27. Remove Element
28. Find the Index of the First Occurrence in a String
29. Divide Two Integers
3110. Score of a String
35. Search Insert Position
66. Plus One
67. Add Binary
83. Remove Duplicates from Sorted List
.gitignore
README.md

217. Contains Duplicate

Name		Name	Last commit message	Last commit date
parent directory ..
python		python
README.md		README.md

README.md

Contains Duplicate

Attempts:

#	Time Complexity	Space Complexity	Description	Submission
1	O(n)	O(n)	Hashmap	Submission
2	O(n log n)	O(n)	2 pointers	Submission
3	O(n)	O(n)	Similar to #1 but use Hashset	Submission