Check-in 9
If you attend class on 9/13, you will have a chance to do this assignment in-class for the C9 grade

Calculate FIRST sets for the grammar

			S ::= lpar X rpar
                        X ::= id comma X
                           |  ε
			

If you skip class on 9/13, you should complete the above assignment on your own.
Turn your work in on Canvas to the C9 folder by 11:59 PM on 9/17 (the Sunday following 9/13).