Why this work?

asking for intuation : start of LinkedList cycle - Alternative approach

The simplest solution you have ever seen.

Solution#1 does not handle case when there is no cycle.

Concise Solution in python.

5 lines solution for c++ by using hashSet. O(n) complexity.

I don't think the posted solution is really the one that should be used

Start of LinkedList Cycle - A concise LeetCode solution!

Why the heck is code so long, when it can be written as simple as this?

circle length then the circle start

Anyone else feel like line 6 of solution needs more explanation?

Test case without cycle?

Here is Link to Better Explanation

Frankly i'm not 100% sure how this example builds on any previous experience. I ...

Easier Python solution

I understand how to iterate among a linked list.I don't understand why this is t...