##My Leetcode Algorithms (21/334)
| # |
Title |
Solution |
Tags |
Difficulty |
| 1 |
Two Sum |
C++, C, Python |
Array, Hash Table |
Easy |
| 9 |
Palindrome Number |
C |
Math |
Easy |
| 13 |
Roman to Integer |
C, C++, Python |
String, Math |
Easy |
| 21 |
Merge Two Sorted Lists |
C++, C |
Linked List |
Easy |
| 24 |
Swap Nodes in Pairs |
C++ |
Linked List |
Easy |
| 26 |
Remove Duplicates from Sorted Array |
C++, C, Python |
Two Pointers, Array |
Easy |
| 66 |
Plus One |
C++, C, Python |
Array, Math |
Easy |
| 70 |
Climbing Stairs |
C++, Python |
Dynamic Programming |
Easy |
| 83 |
Remove Duplicates from Sorted List |
C++, Python |
Linked List |
Easy |
| 88 |
Merge Sorted Array |
C++, Python |
Two Pointers, Array |
Easy |
| 100 |
Same Tree |
C++, Python |
Depth-first Search, Tree |
Easy |
| 118 |
Pascal's Triangle |
C++ |
Array |
Easy |
| 121 |
Best Time to Buy and Sell Stock |
C++, Python |
Array, Dynamic Programming |
Easy |
| 141 |
Linked List Cycle |
C++, Python |
Two Pointers, Linked List |
Easy |
| 202 |
Happy Number |
C, Python |
Math, Hash Table |
Easy |
| 235 |
Lowest Common Ancestor of a Binary Search Tree |
C++, Python |
Tree |
Easy |
| 242 |
Valid Anagram |
C, C++, Python |
Sort, Hash Table |
Easy |
| 326 |
Power of Three |
Python, C |
Math |
Easy |
| 342 |
Power of Four |
C, Python |
Bit Manipulation |
Easy |
| 344 |
Reverse String |
Python, C++, C |
Two Pointers, String |
Easy |
| 345 |
Reverse Vowels of a String |
C++, Python |
Two Pointers, String |
Easy |