Frequently asked interview coding Question 2023 Leetcode

 

1. Reverse Linked List

2. Unique Email Addresses

3. Merge Two Sorted Lists

4. Diameter of Binary Tree

5. Best Time to Buy and Sell Stock

6. Happy Number

7. Intersection of Two Linked Lists

8. Climbing Stairs

9. Two Sum

10. Palindrome Linked List

11. Maximum Product of Three Numbers

12. Valid Parentheses

13. Subdomain Visit Count

14 . Max Area of Island

15. Generate Parentheses

16. Delete Nodes And Return Forest

17. Number of Distinct Substrings in a String

18. Two Sum II - Input Array Is Sorted

19. Populating Next Right Pointers in Each Node

20. Design Tic-Tac-Toe

21. Lowest Common Ancestor of a Binary Tree

22. Decode String

23. Valid Sudoku

24. My Calendar I

25. Letter Combinations of a Phone Number

26. Number of Islands

27. Container With Most Water

28. Reorganize String

29. Boats to Save People

30. Rotting Oranges

31. Maximum Length of Repeated Subarray

32. 3Sum Smaller

33. Meeting Rooms II

34. Design Circular Queue

35. Course Schedule II

36. Partition Equal Subset Sum

37. Merge Intervals

38. Course Schedule

39. Spiral Matrix

40. Find First and Last Position of Element in Sorted Array

41. Coin Change

42. LRU Cache

43. Word Search

44. Unique Paths II

45. Search in Rotated Sorted Array

46. Interleaving String

47. Longest Substring Without Repeating Characters

48. 3Sum

49. Employee Free Time

50. Trapping Rain Water

51 Basic Calculator IV

52. Sudoku Solver

53. Reverse Nodes in k-Group

54. Find Median from Data Stream

55. Reconstruct Itinerary

56. Get the Maximum Score

57. Text Justification

58. Maximum Total Beauty of the Gardens

59. Wildcard Matching

60. Partition Array Into Two Arrays to Minimize Sum Difference

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