No README file = no partial credit for unfinished labs. If you cannot
get your output correct please tell the TAs what you think you have done
correctly and what you think you have not done correctly. You can get
partial credit for implementing a subset of the options correctly:

--- groups properly printed out		      	: up to -25
--- number of groups properly computed		: up to -20
--- size of a group contain a square properly
	computed				: up to -25
--- grid with more than two rows used		: -15

code style:
--- commenting				      	: up to -10
--- code organization and clarity	      	: up to -15