Clone Graph

📝 Description

Return a deep copy of a connected undirected graph

Input Format

Adjacency list representation of graph

Output Format

Deep copy of input graph

Constraints

0 ≤ number of nodes ≤ 100

🔍 Sample Input

[[2,4],[1,3],[2,4],[1,3]]
            

✅ Sample Output

[[2,4],[1,3],[2,4],[1,3]]