* Copy sjava.lex and sjava.grm from the previous project
  into this directory

* Modify semantic.c to analyze the entire AST

* Compile and test with

  %  make
  %  ./a.out <filename>

Included files:

semantictest.c    Testing program (includes main())

semantic.c        Skeleton semantic.c file
semantic.h           

AST.c	          AST definition files
AST.h
ASTPrintTree.c    AST printing files			   
ASTPrintTree.h

errors.c          Error handling code
errors.h			   

environment.c     Defining Environments
environment1.h
environment2.h			   
hash.c            Hash table code				   
hash.h              (Used in environments)

type.c            Code to define simpleJava types
type.h

makefile          Makefile

test0.sjava       Sample simpleJava programs
test1.sjava			   
test2.sjava
test3.sjava			   
test4.sjava
test5.sjava			   
test6.sjava
test7.sjava			   
gcd.sjava
queens.sjava