Display A Linkedlist
easy
1. You are given a partially written LinkedList class. 2. Here is a list of existing functions: 2.1 addLast - adds a new element with given value to the end of Linked List 3. You are required to complete the body of display function and size function 3.1. display - Should print the elements of linked list from front to end in a single line. Elements should be separated by space. 3.2. size - Should return the number of elements in the linked list. 4. Input and Output is managed for you.
Constraints
None
Format
Input
Input is managed for you
Output
Output is managed for you
Example
Sample Input
addLast 10
addLast 20
addLast 30
display
size
addLast 40
addLast 50
display
size
quit
Sample Output
10 20 30
3
10 20 30 40 50
5
Question Video