Vertex coloring is a concept in graph theory where you assign colors to each vertex of a graph. The goal is to ensure that no two connected (adjacent) vertices have the same color.
What is vertex coloring of a graph?
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Question context
This question is part of 🧩 Logical Reasoning within the broader 🧠 Aptitude Mastery subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.