Here are the most upvoted posts in Leetcode at 2020. Happy Leetcode 🏆

General Discussion

1. Comprehensive Data Structure and Algorithm Study Guide (2.0k)
2. [Python] Powerful Ultimate Binary Search Template. Solved many problems (1.9k)
3. DP for Beginners [Problems | Patterns | Sample Solutions] (1.8k)
4. Graph For Beginners [Problems | Pattern | Sample Solutions] (1.7k)
5. Every algorithms problem "solved"! (1.4k)
6. Preparation strategy from leetcode (important questions) (1.0k)
7. A guide for dummies (like me) (978)
8. My experience and notes for learning DP (901)
9. Interview Preparation for Beginners - [ DS | Algorithms | OS | System Design ] (877)
10. 1000 LeetCode Problems within a Year (691)
11. How to solve DP - String? Template and 4 Steps to be followed. (675)
12. Greedy for Beginners [Problems | Sample solutions] (637)
13. One year at leetcode. My story. (627)
14. 600 problems in one year (534)
15. Article on Trie. General Template and List of problems. (490)
16. Sliding Window for Beginners [Problems | Template | Sample Solutions] (488)
17. Binary Search for Beginners [Problems | Patterns | Sample solutions] (468)

Interview Questions

1. Facebook interview experiences - All Combined from LC - Till Date 07-Jun-2020 (1.4k)
2. Amazon Final Interview Questions | SDE1 (785)
3. Design Facebook : System Design Interview (536)
4. Facebook Phone Interview Questions (363)
5. Google | Bloomberg | Others | Interview questions | This year
6. How i got an Job offer. (318)
7. Machine Learning System Design : A framework for the interview day (250)
8. Algorithm you should know before system design. (246)
9. Design video sharing platform like Youtube (241)
10. Amazon OOD [Design Unix File Search API] (223)
11. Amazon Online Assessment 2 - SDE 1( New Graduate ) 2021 ( Coding - 2 Questions ) - With Solutions (171)

Interview Experience

1. 6+ months of hard work and finally offer from Facebook (1.3k)
2. Amazon, Apple, Facebook | L5, ICT4, E5 | Seattle | April 2020, May 2020 --- Offer, Offer, Offer (1.3k)
3. AMZ | Google | Facebook | Offer | Reject| Reject | My journey from failure to offer at FAANG (994)
4. SDE Amazon[Reject], Google[Offer] (858)
5. 2020 XP: Facebook | Google | Amazon | Microsoft | Dropbox | PayPal | HackerRank
6. Google, Amazon | L4, SDE2 | June 2020 [Pending, Offer] (821)
7. Amazon, Google, FB [OFFER] | Grad | Apr-Jun 2020 | My journey - Many Fails (726)
8. English major to engineer...my trial and error road to FAANG (703)
9. Google | L3 | Bangalore | July 2020 [Offer] (698)
10. [NDA] Google, Facebook, Amazon | L5, E5, L5 | London | Dec 2019 [Offer] (634)