ReadMe for Project 2A:
The included makefile can generates the optimized and unoptimized codes. The following are the makefile directives:

make or make alpha_time
-Generates a binary called alpha_time that contains the optimized version of the code. 

make original
-Generates a binary called test_original that contains the original code compiled with no optimizations.

make alpha_time.s
-Generates a .s dissasembly file of the optimized code binary. 

make clean
-Removes all the generated files

Usage of the binary:
> ./alpha_time <foreground_image_name> <background_image_name> <output_image_name>
- The foreground and background images should be in the same directory as that of the binary.