Pregraph

Algorithms and data structures

Graph algorithms

Breadth- and depth-first search, topological order and shortest paths. Pregraph itself is built on these.

About 25 hours of study.

Where to learn it

Read
Algorithms, 4th edition (book website)

Robert Sedgewick, Kevin Wayne

Chapter 4

The website and code are free. The printed book is paid.

Section not checked yet

Watch
Introduction to Algorithms (MIT 6.006, Spring 2020)

Erik Demaine, Jason Ku, Justin Solomon

Lectures 9–14

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Practise
CSES Problem Set

CSES

Graph Algorithms

Section not checked yet

Other options

Which roles ask for it

Before and after