dont use ready method

Create a menu that contains the following options: 1. Add new node at the end of LL 2. Add new node at the beginning of LL 3. Delete a node from the end of LL 4. Delete a node from the beginning of LL 5. Print all data in the LL 6. Exit Important notes: 1. write the operations from the pseudocode. 2. The user should insert all data even in the first node (head) 3. The menu should be repeated each time until the user enter 6