Level of Familiarity to Reach

1. Fully and correctly understand the problem
2. Type of the problem
3. Important variables to consider
4. Crucial line (like swapping values)
5. Able to visualize the algorithm in your mind

Current Learning Roadmap

The less material you got, the better you're able to focus 😄

• Data Structure on LeetCode Explore
  • Definition
  • Operation
  • Related problems to solve