Find Shortest Paths in Directed Graphs — PickAClass
⏱ 3h 📚 30 lessons

Find Shortest Paths in Directed Graphs

Learn fundamental algorithms to efficiently determine the shortest route between any two points in a directed graph, even when no path exists.

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About this course

Graphs are powerful structures used to model connections in diverse fields, from social networks to transportation logistics. Mastering shortest path algorithms is essential for anyone looking to optimize routes, analyze network efficiency, or build intelligent systems. This course provides a comprehensive, foundational understanding of how to find the most efficient connections within directed graphs. You will gain the skills to analyze complex networks, understand the trade-offs between different algorithms, and confidently tackle routing and optimization challenges. What you'll learn: * Understand fundamental graph theory concepts, including vertices, edges, and directed graphs. * Learn to apply Breadth-First Search (BFS) for finding shortest paths in unweighted graphs. * Master Dijkstra's algorithm to determine shortest paths in graphs with non-negative edge weights. * Grasp the Bellman-Ford algorithm for handling graphs that may contain negative edge weights. * Analyze the time and space complexity of various shortest path algorithms. * Develop strategies for identifying and gracefully handling situations where no path exists between two nodes. * Apply foundational shortest path techniques to conceptualize solutions for real-world network and routing problems. The course begins by establishing core graph theory principles, then systematically introduces and explains essential shortest path algorithms. Each algorithm is broken down with clear explanations and practical considerations. This course is designed for absolute beginners with no prior experience in graph theory or advanced algorithms. It is ideal for aspiring developers, data scientists, or anyone interested in the logic behind efficient network navigation. Unlock the power of graph algorithms and enhance your problem-solving toolkit.

Course contents

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • ⚡ 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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has successfully demonstrated mastery of
Find Shortest Paths in Directed Graphs
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Behavioral pattern analysis
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Decision-architecture frameworks
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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
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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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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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