java SymbolTable foo > Q1

java Parser bar1 > Q2-1

java Parser bar2 > Q2-2

java Parser bar3 > Q2-3

java Evaluator foo bar1 > Q3-1

java Evaluator foo bar2 > Q3-2

java Evaluator foo bar3 > Q3-3

java Codegen foo bar0 Q4-0

java Codegen foo bar1 Q4-1

java Codegen foo bar2 Q4-2

java Codegen foo bar3 Q4-3