Problem-Solving Algorithms for Interviews and Competitive Coding — PickAClass
4.0 (3) ⏱ 2h 30m 📚 25 lessons

Problem-Solving Algorithms for Interviews and Competitive Coding

Master essential algorithmic patterns and data structures to solve complex coding challenges, ace technical interviews, and excel in competitive programming.

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About this course

Cracking the technical interview or excelling in competitive programming requires more than just knowing a programming language—it demands a strong grasp of algorithmic thinking. This text-based course helps you transition from writing basic code to designing highly optimized solutions for complex problems. You will master the core algorithmic patterns that interviewers test and competitive platforms demand. By reading clear breakdowns, analyzing curated code snippets, and practicing with structured written exercises, you will build the intuition needed to recognize which algorithm to apply to any given problem. What you'll learn: - Understand foundational algorithmic concepts, Big-O notation, and space-time complexity analysis. - Implement graph algorithms, tree traversals, and dynamic programming patterns using modern, clean code structures. - Apply the two-pointer technique, sliding window, and binary search to optimize search and retrieval operations. - Solve real-world coding challenges with structured step-by-step written walkthroughs. - Write robust algorithmic code using modern type hints and verify correctness using basic testing principles. The course begins with foundational definitions of complexity and basic data structures before moving into advanced patterns like recursion, greedy algorithms, and dynamic programming. Each concept is reinforced with written code implementations and step-by-step explanations of the underlying logic. This course is designed for aspiring software engineers, students, and self-taught developers who have basic programming knowledge and want to prepare for technical interviews or coding challenges. Start reading today to sharpen your problem-solving skills and write highly optimized code.

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • 📱 Phone or computer
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  • Short & focused
    2h 30m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Problem-Solving Algorithms for Interviews and Competitive Coding
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Problem-Solving Algorithms for Interviews and Competitive Coding
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (3)

كوثر إبراهيم JO Verified learner
★ 4 · June 19, 2026

This course exceeded my expectations. The real-world applications discussed are incredibly useful. Great job!

Thomas Pretorius ZA
★ 4 · May 27, 2026

Really enjoyed this. The examples provided were super helpful in understanding the concepts. Definitely got my money's worth.

Tomasz Kaczmarek PL
★ 4 · May 25, 2026

It's a good course if you have some prior knowledge. For absolute beginners, some concepts might be a bit challenging. The structure is logical, though.

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Just a phone or computer with internet. No installs, no special hardware.

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By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

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Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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