The Ninety DSA Patterns That Cover 99% Coding Interviews Many candidates solve 200+ LeetCode challenges but still blank out during actual technical rounds. Here’s the secret: most coding interviews don’t test unique problems — they reuse established logical templates. Major companies prefer problem templates that measure reasoning, not rote memory. https://novalevel874.thelateblog.com/38673890/dsa-roadmap-secrets-thats-hidden-on-internet-and-you-must-know