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Netflix DSA Interview Questions

Master the specialized technical requirements of the Netflix engineering loop with this curated, high-yield DSA interview preparation sheet, explicitly built for freshers, SDE-1, SDE-2, and Distributed Systems aspirants. Netflix interviews place an elite premium on low-latency architectural code, stream processing efficiency, and high-throughput data structures. This production-ready dataset contains 50 of the most frequently tracked Netflix coding interview questions across mission-critical patterns—including custom cache APIs, multi-heap data stream analytics, dynamic programming optimization, and real-time sliding window algorithms. Equipped with direct LeetCode and GeeksforGeeks links alongside candidate frequency rankings, this sheet will provide immense structural value and traction to your preparation platform.

50 Problems
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Overall Progress

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1. Two Sum
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Hot
2. LRU Cache
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Very Hot
3. LFU Cache
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Very Hot
4. Find Median from Data Stream
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Very Hot
5. Sliding Window Maximum
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Very Hot
6. Merge k Sorted Lists
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Hot
7. Longest Substring Without Repeating Characters
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Hot
8. Top K Frequent Elements
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Very Hot
9. Meeting Rooms II
GeeksforGeeks•
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Hot
10. Product of Array Except Self
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Hot
11. Container With Most Water
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Warm
12. Trapping Rain Water
LeetCode•
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Hot
13. Subarray Sum Equals K
LeetCode•
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Warm
14. Merge Intervals
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Hot
15. Minimum Window Substring
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Hot
16. Number of Islands
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Warm
17. Search in Rotated Sorted Array
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Hot
18. Best Time to Buy and Sell Stock
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Hot
19. Valid Parentheses
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Hot
20. Group Anagrams
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Warm
21. Copy List with Random Pointer
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Warm
22. Design Log Storage System
LeetCode•
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Very Hot
23. Serialize and Deserialize Binary Tree
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Hot
24. Decode String
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Hot
25. Word Break
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Hot
26. Coin Change
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Warm
27. Longest Palindromic Substring
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Warm
28. Kth Largest Element in an Array
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Hot
29. Insert Delete GetRandom O(1)
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Hot
30. Network Delay Time
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Very Hot
31. Design Browser History
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Warm
32. Asteroid Collision
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Warm
33. Design Twitter
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Very Hot
34. Maximum Subarray
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Warm
35. Subsets
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Warm
36. Lowest Common Ancestor of a Binary Tree
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Hot
37. Course Schedule II
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Hot
38. Binary Tree Maximum Path Sum
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Hot
39. Search Suggestions System
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Warm
40. Analyze User Website Visit Pattern
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Very Hot
41. Rotting Oranges
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Hot
42. Maximum Profit in Job Scheduling
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Very Hot
43. Longest Increasing Subsequence
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Hot
44. Median of Two Sorted Arrays
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Warm
45. Decode Ways
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Warm
46. Reverse Linked List
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Hot
47. Linked List Cycle
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Hot
48. First Unique Character in a String
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Warm
49. Critical Connections in a Network
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Hot
50. Shortest Path in a Binary Maze
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Hot