Competitive Programming: Essential Algorithms and Data Structures — PickAClass
⏱ 3h 📚 30 lessons 🎧 Audio version

Competitive Programming: Essential Algorithms and Data Structures

This course teaches new programmers the core algorithmic thinking and efficient data structures required to excel in coding competitions and high-stakes technical interviews.

  • 💬 AI instructor
    Ask about any lesson and get a clear answer instantly, anytime.
  • 🕐 Start anytime
    No schedules or deadlines — learn at your own pace, whenever suits you.
  • 🌐 In English
    Lessons, tasks and certificate — all fully in your language.

About this course

Competitive programming is the ultimate way to sharpen your problem-solving skills and is essential preparation for high-stakes technical interviews. By the end of this course, you will understand fundamental algorithms, analyze complexity, and apply efficient solutions to common problem types, transforming your approach to coding challenges. What you'll learn: * Understand the foundational principles of competitive programming, including efficient input/output handling and strategic problem decomposition. * Master essential linear and non-linear data structures, such as arrays, linked lists, hash maps, heaps, and trees, choosing the right tool for optimal performance. * Analyze algorithm efficiency using Big O notation to accurately predict performance and optimize slow solutions for time constraints. * Apply fundamental algorithms including sorting, searching (binary search), greedy approaches, and basic dynamic programming techniques. * Practice graph traversal algorithms (BFS and DFS) and introductory number theory concepts relevant to competitive challenges. * Configure local coding environments and practice systematic debugging strategies tailored for rapid, iterative problem solving. The course begins by establishing a strong foundation in complexity analysis and fundamental concepts before diving into the practical implementation of core data structures and algorithms, culminating in strategies for solving common competitive challenge patterns. This course is designed for absolute beginners in competitive programming who have basic familiarity with a modern programming language. No prior experience with advanced algorithms or data structures is required. Start building your algorithmic foundation today and tackle complex coding problems with confidence.

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
    3h 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
Competitive Programming: Essential Algorithms and Data Structures
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
Competitive Programming: Essential Algorithms and Data Structures
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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