Virtual Base Class C++ program to print hollow rhombus, parallelogram star pattern

C++ program to print hollow rhombus, parallelogram star pattern using the Virtual Base Class.

Output

FAQ

hollow parallelogram star pattern in C++ using the Virtual Base Class.
hollow mirrored rhombus star pattern in c++ using the Virtual Base Class.
hollow-rhombus pattern coding blocks using the Virtual Base Class.
hollow square pattern in c++ using the Virtual Base Class.
hollow triangle pattern in c++ using the Virtual Base Class.
given an integer n display the hollow mirrored right triangle star pattern as described in output using the Virtual Base Class.