removed print statements from .lex file and added test_operators to Makefile

Makefile

@@ -1,14 +1,16 @@
-# Basic Makefile example from flex documentation -- provides explicit rules
-# Creates "myprogram" from "scan.l" and "myprogram.c"
-#
-#LEX=flex
-#myprogram: scan.o myprogram.o
-        #$(CC) -o $@ $(LDFLAGS) $^
-#myprogram.o: myprogram.c
-        #$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -c $^
-#scan.o: scan.c
-        #$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -c $^
-#scan.c: scan.l
-        #$(LEX) $(LFLAGS) -o $@ $^
-#clean:
-        #$(RM) *.o scan.c
+CC := gcc
+FLEX := flex
+LEX := lexicalStructure.lex
+EXE := lexicalStructure
+
+lexicalStructure:
+	$(FLEX) $(LEX)
+	$(CC) lex.yy.c -o $(EXE)
+
+test_operators:
+	./$(EXE) ./tests/test_operators.alpha
+
+clean:
+	rm -f *.o
+	rm -f lex.yy.c
+	rm -f $(EXE)