Patterns & Big-OIntro
Data structures & algorithms · lesson 2
You derived one trick. Now learn to see which trick a problem needs.
DSA is not 500 problems. It is a handful of patterns wearing 500 costumes. The real skill, the one interviews test, is glancing at a new problem and knowing its shape in seconds. That is trainable, and we will train it.
Recognition over memorisation.
Tap Start.
Quick, honest: how does this feel right now?