1)How do u find the Circles in a graph. Write the algorithm on the board..
2) Implement a Queue using Stacks
3) Reverse a linked list in a optimized algorithm

Question

1)How do u find the Circles in a graph. Write the algorithm on the board..
2) Implement a Queue using Stacks
3) Reverse a linked list in a optimized algorithm

Sigiloso · Accepted Answer

Pushing the nodes to the queue in BFS order and search for the repetitions.

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