Please clear my some doubts

#1

1- doubly linked list not in content?
2-is it not in c++?
3- is it important for cp?
4- i am first time studying linked list i am feelling it hard to understand how to master it??

#2

@kailash_01

  1. It is same as singly linked list to implement. You can do it on your own.
  2. It is in c++
  3. No, I don’t think so.
  4. Just Practice it using pen and paper and draw linked list’s state at each state.

Hope it Helps.