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LeetCode Prep Insights

Practical guides, tips, and stories on coding interviews and smarter LeetCode practice with AI.

223 articles

Is NeetCode Pro Worth It, or a Waste of Money? My Honest 6-Month Review

After using NeetCode Pro for 6 months, I found it's incredibly effective for some learners — and almost useless for others. This review explains exactly who should use it, and who should skip it.

NeetCodePlatform reviewInterview prep2025 guideBuying guideBeginner guide

Maya Patel

13 min

12/6/2025

LeetCode Premium vs NeetCode Pro (2026): My 90-Day Test Results

Is NeetCode worth paying for when LeetCode Premium exists? I spent 90 days using both. Here is the winner for beginners, experts, and budget-conscious preppers.

Platform comparisonLeetCode PremiumNeetCodeInterview prep2026 guideBuying guide

Alex Chen

14 min

12/6/2025

Stop Memorizing Solutions: How to Solve New Problems on the Fly

Pattern matching fails when constraints change. Learn how to derive solutions from scratch so you never freeze on a 'new' problem again.

Problem solvingLearning StrategyBeginner guideInterview prepAlgorithm intuitionCritical thinking

James Rodriguez

14 min

12/6/2025

Passes Some Tests, Fails Others? Here's the Debugging Process

15 out of 20 test cases pass, but something breaks in hidden tests. Here's how to find edge cases and logical errors.

DebuggingEdge casesBeginner guideTest casesLeetCode tipsProblem solving

Maya Patel

13 min

12/6/2025

Stuck on a LeetCode Problem? Use This 5-Step Framework to Get Unstuck Fast

Stop panic-scrolling the solutions tab. This 5-step framework works on any problem—even when you have zero idea what pattern applies. Takes 10 minutes to learn, works forever.

Problem solvingBeginner guideLeetCode strategyInterview prepGetting startedLearning Strategy

Alex Chen

12 min

12/6/2025

Greedy vs DP: How to Choose for Optimization Problems

Both optimize, but knowing which to choose confuses beginners. Here are the key signals and a decision framework.

Greedy algorithmsDynamic programmingPattern recognitionBeginner guideInterview prepAlgorithm comparison

James Rodriguez

14 min

12/5/2025

Understand Solutions But Can't Solve Problems? Here's Why

The solution video makes perfect sense—but the next similar problem, you're stuck again. Here's what's missing.

Learning StrategyProblem solvingBeginner guidePractice methodsLeetCode mindsetSelf-improvement

Maya Patel

13 min

12/5/2025

How to Instantly Recognize Which LeetCode Pattern to Use (5-Step Framework)

Knowing 10+ patterns but can't pick the right one? This decision tree lets you identify the correct approach in under 60 seconds—before writing a single line of code.

Pattern recognitionProblem solvingBeginner guideInterview prepLeetCode strategyLearning Strategy

Alex Chen

14 min

12/5/2025

Is AlgoExpert Worth It in 2026? An Honest Senior Engineer's Review

With so many free resources available, is AlgoExpert's $199/year price tag still justified? We break down the pros, cons, and best alternatives for 2025.

ReviewsResourcesPaid vs FreeInterview PrepAlgoExpert

Alex Wang

15 min

12/5/2025

Failing LeetCode Over and Over? Here's How to Stay Motivated

Repeated failure can crush your motivation. Here are the psychological strategies that help beginners maintain momentum.

Beginner guideMotivationMental HealthLearning StrategyMindsetResilience

Elena Rodriguez

13 min

12/4/2025