Java for Competitive Programming and Algorithmic Problem Solving — PickAClass
⏱ 2h 48m 📚 28 lessons 🎧 Audio version

Java for Competitive Programming and Algorithmic Problem Solving

Learn how to write fast, efficient Java code to solve complex algorithmic challenges and excel in online coding competitions.

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  • 🕐 Start anytime
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  • 🌐 In English
    Lessons, tasks and certificate — all fully in your language.

About this course

To succeed in coding competitions and technical interviews, you need to write code that is not only correct but also highly optimized. Java is a powerful, robust language for this, provided you know how to leverage its standard library and manage execution limits effectively. This text-only course guides you from foundational Java concepts to intermediate algorithmic problem-solving. You will learn how to analyze problem statements, choose the right data structures, and write clean, performant code that passes strict time and memory constraints. What you'll learn: - Understand core Java syntax, memory management, and time complexity basics - Implement fast I/O techniques to handle large datasets efficiently - Apply essential data structures including lists, sets, maps, and priority queues - Master fundamental algorithms for sorting, searching, and recursion - Utilize modern Java features like streams and local variable type inference for cleaner code - Solve classic competitive programming problems using structured, step-by-step logic The course begins with foundational Java syntax and key competitive programming concepts, then transitions into algorithmic design, data structures, and practical problem-solving strategies. It is designed for aspiring competitive programmers and computer science students who have a basic understanding of programming concepts and want to master Java for problem-solving. Start reading today to sharpen your algorithmic thinking and write faster Java code.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • Short & focused
    2h 48m 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.

P
PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Java for Competitive Programming and Algorithmic Problem Solving
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
Java for Competitive Programming and Algorithmic Problem Solving
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.

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Frequently asked

What do I need to take this course? +

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

How do I pay? +

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.

How long will I have access? +

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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