🌱 DSA (Beginner) · Core Patterns · cozy lesson
Kadane: Max Subarray
10 min · 1 min read · no scary math, promise
🤖
You’ve got this. Read a little, play a little — I’ll wait. No rush.
def max_sub(a):
cur = best = a[0]
for x in a[1:]:
cur = max(x, cur + x)
best = max(best, cur)
return best
Story: "If my streak so far hurts, start fresh here."
💛 Enjoying? Try 5 playful quizzes or watch it move.
Check your understanding
Correct answers earn XP (once each).
1. Kadane transition?
2. All negatives?
My notes (saved in this browser)
Select text above → Save selection, or write your own. AlgoMaster-style notebook, local-first for MVP.
No notes yet. Your highlights will live here.
Finished reading? Seal it with a tick ✅
The checkbox in the explorer turns green too — same progress.