My solutions for tasks from LeetCode:
- 1. Two Sum
- 2. Add Two Numbers
- 7. Reverse Integer
- 8. String to Integer (atoi)
- 9. Palindrome Number
- 12. Integer to Roman
- 13. Roman to Integer
- 14. Longest Common Prefix
- 15. 3Sum
- 17. Letter Combinations of a Phone Number
- 19. Remove Nth Node From End of List
- 20. Valid Parentheses
- 21. Merge Two Sorted Lists
- 24. Swap Nodes in Pairs
- 26. Remove Duplicates from Sorted Array
- 27. Remove Element
- 28. Implement strStr()
- 29. Divide Two Integers
- 35. Search Insert Position
- 36. Valid Sudoku
- 38. Count and Say
- 41. First Missing Positive
- 43. Multiply Strings
- 48. Rotate Image
- 50. Pow(x, n)
- 54. Spiral Matrix
- 56. Merge Intervals
- 58. Length of Last Word
- 65. Valid Number
- 66. Plus One
- 67. Add Binary
- 69. Sqrt(x)
- 70. Climbing Stairs
- 74. Search a 2D Matrix
- 77. Combinations
- 78. Subsets
- 80. Remove Duplicates from Sorted Array II
- 82. Remove Duplicates from Sorted List II
- 83. Remove Duplicates from Sorted List
- 86. Partition List
- 93. Restore IP Addresses
- 118. Pascal's Triangle
- 119. Pascal's Triangle II
- 150. Evaluate Reverse Polish Notation
- 155. Min Stack
- 201. Bitwise AND of Numbers Range
- 202. Happy Number
- 203. Remove Linked List Elements
- 204. Count Primes
- 205. Isomorphic Strings
- 206. Reverse Linked List
- 227. Basic Calculator II
- 231. Power of Two
- 263. Ugly Number
- 268. Missing Number
- 273. Integer to English Words
- 278. First Bad Version
- 283. Move Zeroes
- 344. Reverse String
- 345. Reverse Vowels of a String
- 393. UTF-8 Validation
- 415. Add Strings
- 504. Base 7
- 717. 1-bit and 2-bit Characters
- 1309. Decrypt String from Alphabet to Integer Mapping