EFI Interview Question
Find loop in a linked list.
Interview Answer
Anonymous
Apr 4, 2013
Use two pointers, fast and slow, fast should meet slow at some point should a loop exist. Increment fast by 2 and slow by 1.
3
Find loop in a linked list.
Anonymous
Use two pointers, fast and slow, fast should meet slow at some point should a loop exist. Increment fast by 2 and slow by 1.
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