Examlex
For square ABCD, two of the vertices are A = (0,0) and B = (a,0). Provide coordinates for the remaining vertices.
Null
A special value in programming used to represent the absence of any object or value.
Deep Copy
Creating a new compound object and then, recursively, inserting copies into it of the objects found in the original.
Root Node
The topmost node in a tree structure, such as a binary tree, where there is no parent for this node.
Linked List
A linked list is a linear collection of data elements, in which each element points to the next, forming a sequence.
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