{ }
</>
O(n)
[ ]
=>
AI-Powered Pattern Recognition

Understand DSA.
Not memorize it.

Paste any problem. Get pattern detection, memory hooks, and similar problems — instantly.

+500

Join 500+ developers

A little motivation goes a long way

quotes change every day · come back tomorrow

"

An hour of deliberate practice beats ten hours of passive reading.

- Anders Ericsson
"

Small progress is still progress. One problem a day changes everything.

- Unknown
"

Interviews don't measure ability. They measure preparation. So prepare.

- Unknown
"

The only way to learn a new programming language is by writing programs in it.

- Dennis Ritchie

Three steps to clarity

01

Paste anything

Full LeetCode page, GFG problem, random question — paste it raw. We extract what matters.

02

Think, don't memorize

AI guides you to think — hints, Socratic questions, pattern reveal only when you're ready.

03

Remember it

Memory hook, interview recognition tips, similar problems — everything to make it stick.

Every solve gives you this

Not just an answer — a full learning breakdown.

Think First Prompts

Before hints, get a Socratic question designed to push you toward the right thinking direction.

Pattern Detection

AI identifies the core algorithm pattern — Sliding Window, Two Pointers, BFS, DP, and 15+ more.

Progressive Hints

Three-level hint system. Reveal one at a time — only when you're truly stuck. No spoilers.

Memory Hooks

A memorable one-liner that anchors the pattern in your brain. Recall it during interviews instantly.

Similar Problems

Get 3 related problems to reinforce the pattern. Click-to-solve for paid users — instant practice.

Quick Check Quiz

Test your understanding before seeing the full approach. Explains your reasoning like an interviewer.

25+

algorithm patterns

5 sec

average solve time

100%

free to start

interview mode

18:42
timer active
Available on Basic & Pro

Practice under real
interview pressure

Real interviews have time limits — so does Interview Mode. Get a timed challenge based on problem difficulty (Easy: 10 min, Medium: 20 min, Hard: 35 min) with a floating countdown timer. Build speed and confidence before the real thing.

Simple, honest pricing

Start free. Upgrade when you're ready.

Free

₹0

/forever

  • 3 solves per day
  • Think First + hints
  • Pattern detection
  • Memory hooks
  • Quick check quiz
  • Streak tracking
  • Live AI Mock Interviews
  • Similar problems
  • Missing concepts
  • Solve history
Basic

₹149

/month

~100 solves/month

  • 100 solves per month
  • Everything in Free
  • Detailed AI explanations
  • Similar problems (full)
  • Solve history (30 days)
  • 4 AI Mock Interviews / mo
  • Streak tracking
  • Unlimited solves
  • Sunday Gauntlet Assessments
Most popularPro

₹299

/month

~$2.4 · less than a coffee

  • Unlimited solves
  • Everything in Basic
  • Full solve history
  • Pattern flashcards
  • 6 Custom AI Mock Interviews
  • 4 Weekly Sunday Gauntlets
  • Priority support (anubhav@patternflowdsa.in)

Common questions

Things people usually ask before trying.