Detect loop in linked list

#1

I am not understand why we are taking two conditions for running the while loop in code.

#2

hi @ankit_verma please share the code/ timestamp where this is discussed

#3
#4

hi @ankit_verma
image

whever we try to access the “next” pointer of a node we must ensure that the node is not null, because doing NULL->next will give runtime error

#5

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