An Unsorted Type ADT is to be extended by the addition of function SplitLists, which has the following specifications:
SplitLists(UnsortedType list, ItemType item, UnsortedType& list1, UnsortedType& list2)
Function: Divides list into two lists according to the key of item.
Preconditions: list has been initialized and is notempty.
Postconditions: list1 contains all the items of list whose keys are less than or equal to item's key; list2 contains all the items of list whose keys are greater than item's key.
a. Implement SplitLists as an array-based member function of the Unsorted List ADT.
b. Implement SplitLists as a linked member function of the Unsorted List