@AskPayPal looks like my account has been hacked, and I’m in India. Neither I’m unable to access my account nor contact the helpline number from here. Unable to reset my account password though.
LeetCode was HARD until I Learned these 15 Patterns:
1. Prefix Sum
2. Two Pointers
3. Sliding Window
4. Fast & Slow Pointers
5. LinkedList In-place Reversal
6. Monotonic Stack
7. Top ‘K’ Elements
8. Overlapping Intervals
9. Modified Binary Search
10. Binary Tree Traversal
11. Depth-First Search (DFS)
12. Breadth-First Search (BFS)
13. Matrix Traversal
14. Backtracking
15. Dynamic Programming Patterns
I wrote a detailed article on these patterns and provide links to leetcode problems you can practice to learn them better.
Check it out here: https://t.co/dFv9UPKFUB
Subscribe for more such articles every week.
Pro tip: How to become an absolute productivity machine
(and the answer is not a magical 'hack')
Instead, it's these tried and tested methods that separate the ultra-productive from the rest: