Problem-Solving

This repository contains solved problems of Leet Code coded in Python. Every problem has it's own readme file which expalins the problem and contains the link to it. The code is thoroughly explained by comments and docstrings.

Hope it proves to be helpful !!!

Name		Name	Last commit message	Last commit date
Latest commit History 107 Commits
1. Two Sum		1. Two Sum
10. Regular Expression Matching		10. Regular Expression Matching
11. Container With Most Water		11. Container With Most Water
12. Integer to Roman		12. Integer to Roman
13. Roman to Integer		13. Roman to Integer
14. Longest Common Prefix		14. Longest Common Prefix
15. 3Sum		15. 3Sum
16. 3Sum Closest		16. 3Sum Closest
17. Letter Combinations of a Phone Number		17. Letter Combinations of a Phone Number
18. 4Sum		18. 4Sum
19. Remove Nth Node From End of List		19. Remove Nth Node From End of List
2. Add Two Numbers		2. Add Two Numbers
20. Valid Parentheses		20. Valid Parentheses
206. Reverse Linked List		206. Reverse Linked List
21. Merge Two Sorted Lists		21. Merge Two Sorted Lists
22. Generate Parentheses		22. Generate Parentheses
23. Merge k Sorted Lists		23. Merge k Sorted Lists
24. Swap Nodes in Pairs		24. Swap Nodes in Pairs
25. Reverse Nodes in k-Group		25. Reverse Nodes in k-Group
26. Remove Duplicate Elements		26. Remove Duplicate Elements
27. Remove Elements		27. Remove Elements
28. Implement strstr()		28. Implement strstr()
287. Find the Duplicate Number		287. Find the Duplicate Number
29. Divide Two Integers		29. Divide Two Integers
3. Longest Substring Without Repeating Characters		3. Longest Substring Without Repeating Characters
30. Substring with Concatenation of All Words		30. Substring with Concatenation of All Words
31. Next Permutation		31. Next Permutation
32. Longest Valid Parentheses		32. Longest Valid Parentheses
35. Search Insert Position		35. Search Insert Position
36. Valid Sudoku		36. Valid Sudoku
37. Sudoku Solver		37. Sudoku Solver
38. Count and Say		38. Count and Say
39. Combination Sum		39. Combination Sum
4. Median of Two Sorted Arrays		4. Median of Two Sorted Arrays
40. Combination Sum II		40. Combination Sum II
41. First Missing Positive		41. First Missing Positive
42. Trapping Rain Water		42. Trapping Rain Water
438. Find All Anagrams in a String		438. Find All Anagrams in a String
44. Wildcard Matching		44. Wildcard Matching
454. 4Sum II		454. 4Sum II
46. Permutations		46. Permutations
47. Permutations II		47. Permutations II
48. Rotate Image		48. Rotate Image
49. Group Anagrams		49. Group Anagrams
5. Longest Palindromic Substring		5. Longest Palindromic Substring
50. Pow(x, n)		50. Pow(x, n)
51. N-Queens		51. N-Queens
525. Contiguous Array		525. Contiguous Array
53. Maximum Subarray		53. Maximum Subarray
56. Merge Intervals		56. Merge Intervals
58. Length of Last Word		58. Length of Last Word
6. Zigzag Conversion		6. Zigzag Conversion
66. Plus One		66. Plus One
67. Add Binary		67. Add Binary
69. Sqrt(x)		69. Sqrt(x)
7. Reverse Integer		7. Reverse Integer
70. Climbing Stairs		70. Climbing Stairs
73. Set Matrix Zeroes		73. Set Matrix Zeroes
8. String to Integer (atoi)		8. String to Integer (atoi)
88. Merge Sorted Array		88. Merge Sorted Array
9. Palindrome Number		9. Palindrome Number
90. Subsets II		90. Subsets II
94. Binary Tree Inorder Traversal		94. Binary Tree Inorder Traversal
README.md		README.md

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