leetcode solutions

#	Title	Solution	Difficulty	📝
1	Two Sum	C, CPP, Python, Go, Rust	Easy
2	Add Two Numbers	C, CPP	Medium
3	Longest Substring Without Repeating Characters	CPP	Medium
4	Median of Two Sorted Arrays	C, CPP	Hard
5	Longest Palindromic Substring	CPP	Medium	note
7	Reverse Integer	C	Easy
8	String to Integer	CPP	Medium
9	Palindrome Number	C	Easy
10	Regular Expression Matching	C	Hard
11	Container With Most Water	CPP	Medium
14	Longest Common Prefix	C	Easy
15	3Sum	CPP	Medium
17	Letter Combinations of a Phone Number	CPP	Medium
19	Remove Nth Node From End of List	C, CPP	Medium
20	Valid Parentheses	C	Easy
21	MergeTwoSortedLists	C, CPP	Easy
22	Generate Parentheses	Python	Medium
26	Remove Duplicates from Sorted Array	C	Easy
27	Remove Element	C	Easy
28	Implement strStr()	C	Easy
32	Longest Valid Parentheses	CPP, Python	Hard
35	Search Insert Position	C	Easy
38	Count and Say	C	Easy
53	Maximum Subarray	C	Easy
58	Length of Last Word	CPP	Easy
61	Rotate List	CPP	Medium
66	Plus One	CPP, C	Easy
67	Add Binary	C	Easy
69	Sqrt(x)	C	Easy
70	Climbing Stairs	C	Easy
83	Remove Duplicates from Sorted List	C, CPP	Easy
88	Merge Sorted Array	CPP	Easy
92	Reverse Linked List II	CPP	Medium
94	Binary Tree Inorder Traversal	C	Medium
100	Same Tree	C	Easy
101	Symmetric Tree	C	Easy
104	Maximum Depth of Binary Tree	C, CPP	Easy
110	Balanced Binary Tree	C	Easy
111	Minimum Depth of Binary Tree	CPP	Easy
112	Path Sum	CPP	Easy
121	Best Time to Buy and Sell Stock	C	Easy
136	Single Number	C	Easy
138	Copy List with Random Pointer	CPP	Medium
141	Linked List Cycle	C, CPP	Easy
142	Linked List Cycle II	CPP	Medium
143	Reorder List	CPP	Medium
144	Binary Tree Preorder Traversal	C	Medium
146	LRU Cache	CPP	Medium
147	Insertion Sort List	CPP	Medium
160	Intersection of Two Linked Lists	CPP	Easy
167	Two Sum II	CPP	Easy
169	Majority Element	CPP	Easy
191	Number of 1 Bits	C	Easy
204	Count Primes	C	Easy
206	Reverse Linked List	C, CPP	Easy
217	Contains Duplicate	CPP	Easy
234	Palindrome Linked List	CPP, C	Easy
258	Add Digits	CPP	Easy
268	Missing Number	Go	Easy
283	Move Zeroes	CPP	Easy
345	Reverse Vowels of a String	CPP	Easy
392	Is Subsequence	C	Easy
412	Fizz Buzz	CPP	Easy
416	Partition Equal Subset Sum	CPP	Medium
448	Find All Numbers Disappeared in an Array	CPP	Easy
509	Fibonacci Number	CPP	Easy
524	Longest Word in Dictionary through Deleting	CPP	Medium
608	Valid Palindrome II	CPP	Easy
709	To Lower Case	C	Easy
633	Sum of Square Numbers	CPP	Easy
912	Sort an Array	C	Medium
945	Minimum Increment to Make Array Unique	GO	Medium
961	N-Repeated Element in Size 2N Array	CPP	Easy