in c++

) Add a function void deletesmallest to the linked list that finds and deletes the node with the smallest info in the list. Print the number before deletion. (Delete only the first occurrence and traverse the list only once. b) Add another function void removeDuplicates (int number) that finds and deletes all occurrences of the number from the list. Display an error message if the number is not in the list. (Traverse the list only once)