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Description is BS!
Head refers to the list of nodes 1 -> 2 -> 3 -> 1 -> NULL There is a cycle where node 3 points back to node 1, so return .
Ah??? If there is a cycle then there will be no NULL and it should be like so:
1 -> 2 -> 3 -> 1 -> 2 ... etc
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Cycle Detection
You are viewing a single comment's thread. Return to all comments →
Description is BS!
Head refers to the list of nodes 1 -> 2 -> 3 -> 1 -> NULL There is a cycle where node 3 points back to node 1, so return .
Ah??? If there is a cycle then there will be no NULL and it should be like so:
1 -> 2 -> 3 -> 1 -> 2 ... etc