PYTHON PROBLEM 313 · Interview-Level

Clone an undirected graph: Connected graph clone

Deep-copy an undirected graph and print the clone's adjacency list.

graph · deep copy · BFS/DFS patterngraphdeep copyBFS/DFS pattern

PROBLEM OVERVIEW

What this Python exercise asks you to practise

This scenario tests clone an undirected graph. It belongs to the Graphs and Connectivity roadmap and uses the graph · deep copy · bfs/dfs pattern pattern.

Graph representation, BFS, DFS, shortest paths, topological order, and union-find.

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Learn the plan, trace the logic and run the solution

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SKILL TO CARRY FORWARD

Pattern relevance

This exercise strengthens graph · deep copy · bfs/dfs pattern. Be ready to explain the input, the rule, the boundary cases, and why the chosen approach is appropriate.