Watch tutorials and explanations by expert teachers that walk through solving this problem.
NeetCode
take U forward
Back To Back SWE
Nikhil Lohia
GoodTecher
Greg Hogg
Eric Programming
Cracking FAANG
Solve more problems to master this pattern
![[Java] Leetcode 138. Copy List with Random Pointer (using HashMap) [LinkedList #6]](https://i.ytimg.com/vi/toXiQdhGf64/hq720.jpg?sqp=-oaymwEXCNAFEJQDSFryq4qpAwkIARUAAIhCGAE=&rs=AOn4CLCdmv8vNbsSliLZcxPInhTdqJ9piA)
