MACHINE LEARNING INTERVIEW PREPARATION

RESOURCES

• LeetCode
• HackerRank

BOOKS

• Data Structures & Algorithms in Python -Michael T. Goodrich
• Deep Learning Interviews -Shlomo Kashani

EASY QUESTIONS

Name of Question	Status of Completion	Solution
1. Two Sum	✅	Image
2. Roman to Integer	✅✅	Image
3. Longest Common Prefix	✅	Image
4. Intersection of Two Arrays II	✅	Image
5. Reverse String	✅	Image
6. Move Zeroes	✅	Image
7. Reverse Linked List	✅✅	Image
8. Revising Select Query II	✅	Image
9. Revising Select Query I	✅	Image
10. Select All	✅	Image
11. Select By ID	✅	Image
12. Sqrt	✅	Image
13. Merge Sorted Array	✅	Image
14. Majority Element	✅	Image
15. First Unique Character in String	✅	Image
16. Climbing Stairs	✅	Image
17. Japanese Cities Names	✅	Image
18. Plus One	✅	Image
19. Contains Duplicate	✅✅	Image
20. Pascal's Triangle	✅	Image
21. Delete Node in a Linked List	✅	Image
22. Valid Parentheses	✅✅	Image
23. Merge Sorted Lists	✅✅	Image
24. Valid Palindrome	✅	Image
25. Japanese Cities Names II	✅	Image
26. Maximum Depth of Binary Tree	✅	Image
27. Convert Sorted Array to Binary Search Tree	✅	Image
28. Maximum Subarray	✅✅	Image
24. Power of Three	✅	Image
25. Excel Sheet Column Number	✅	Image
26. Excel Sheet Column Title	✅	Image
27. Missing Number	✅✅	Image
28. Single Number	✅	Image
29. Best Time to Buy and Sell Stock	✅✅	Image
30. Remove Duplicates from Sorted Array	✅	Image
31. Fizz Buzz	✅	Image
32. Valid Anagram	✅	Image
33. Binary Tree Inorder Traversal	✅	Image
34. Symmetric Tree	✅	Image
35. Minimum Absolute Difference	✅	Image
36. Power of Two	✅	Image
37. Add Binary	✅	Image
38. Intersection of Linked Lists	✅	Image
39. Implement Str	✅	Image
40. Remove Linked List Elements	✅✅	Image
41. Invert Binary Tree	✅	Image
41. First Bad Version	✅	Image
42. Add Strings	✅	Image
43. Longest Continuous Increasing Subsequence	✅	Image
44. Valid Palindrome II	✅	Image
45. Unique Email Addresses	✅	Image
46. Verifying Alien Dictionary	✅	Image
47. Squares of Sorted Array	✅	Image
48. Remove All Adjacent Duplicates	✅	Image
49. Linked List Cycle	✅	Image
50. Find All Numbers Disappeared in Array	✅✅	Image
51. Range Sum Query	✅	Image
52. Palindrome Linked List	✅	Image
53. Remove Duplicates from Sorted List	✅	Image
54. Peak Index in a Mountain Array	✅	Image
55. Average of Levels in Binary Tree	✅	Image
56. Minimum Depth of Binary Tree	✅	Image

MEDIUM QUESTIONS

Name of Question	Status of Completion	Solution
1. Add Two Numbers	✅	Image
2. Longest Substring Without Repeating Characters	✅	Image
3. Letter Combinations of a Phone Number	✅	Image
4. Remove Nth Node from End of List	✅	Image
5. Divide Two Integers	✅	Image
6. Next Permutation	✅	Image
7. Find First and Last Position of Element	✅	Image
8. Combination Sum	✅	Image
9. Combination Sum II	✅	Image
10. Permutations	✅	Image
11. Merge Intervals	✅	Image
12. Unique Paths II	✅	Image
13. Simplify Path	✅	Image
14. Validate Binary Search Tree	✅	Image
15. Binary Tree Level Order Traversal	✅	Image
16. Construct Binary Tree from Preorder and Inorder	✅	Image
17. Populating Next Right Pointers in Each Node	✅	Image
18. Clone Graph	✅	Image
19. Copy List with Random Pointer	✅	Image
20. Word Break	✅	Image
21. Find Minimum in Rotated Sorted Array	✅	Image
22. Binary Search Tree Iterator	✅	Image
23. Rotate Array	✅	Image
24. Binary Tree Right Side View	✅	Image
25. Course Schedule	✅	Image
26. Course Schedule II	✅	Image