Part $1$: Call a Subroutine from C

Conceptual Overview

As you have learned in the lecture, C is a procedural language; this means that all code in C must be contained within a function. C functions are translated into subroutines in Assembly. The names of the functions become the labels of the corresponding subroutines.

In Assignment $6,$ you wrote a subroutine called SUB$\_$FACTORIAL. It took a single integer