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Topic 12: Graphs 🕸️

This story is from 2026-10-03. It is preserved in the archive; the latest stories are on the live feed.

Graphs are one of the most important DSA topics for interviews and exams. A graph is a collection of: Vertices / Nodes Edges / Connections Example: 1 / \ 2 3 | | 4---5 Here: Nodes = {1, 2, 3, 4, 5} Edges = {(1,2), (1,3), (2,4), (3,5), (4,5)} 1. Types of Graphs Undirected Graph Connection works both…

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  1. 2026-10-03 02:01 · DEV Community — AI
    Topic 12: Graphs 🕸️

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