SanTo

For years, I struggled with Data Structures and Algorithms (DSA). I’d grind through LeetCode problems, feel like I was getting somewhere, but a week later? Poof - gone. I’d forget solutions, patterns, everything. It was like restarting from zero every time, and it killed my progress. No matter how much I studied, I wasn’t moving forward. I knew revision was key - without it, we forget what we...