Me, me, me!
Personally, I find it helpful to write down my intution when problem solving so I don't forget it later. Sometimes, inspiration just strikes, but it can be hard to get it back on demand.
Feel free to read through these, but since it's more for archival purposes than anything else, I likely won't write super in-depth explanations for all of my solutions. If you're looking for a more thorough analysis of each question, I'd recommend checking out the discussion section on Leetcode.