$(2).$ Use the hierarchical structural design method to implement the following design in VHDL$.$ Note, the "circuit" block diagram represents the design in Part $2-1(1).$

Library ieee;

Use ieee.std$\_$logic$\_1164.$all;

Entity newcircuit is

Port $($ P$,$ Q:

C: $$

Y: $$

End newciruit;

Architecture structural of newcircuit is

Page $2$

$q,$

$--$ Complete the VHDL design.