fixed fast rule, added clean rule

Makefile

@@ -19,18 +19,26 @@ timing		?= 0
 assume_safe ?= 0
 find_one	?= 0
 
+# note: setting deleted to 0 doesn't get any extra words,
+# but does just about triple the execution time.
+# I do not recommend setting it to false.
+delete		?= 1
+
 CC     := clang
 
-MACROS := -DPRINT_INTERMEDIATES=$(printing) -DTIME_SECTIONS=$(timing) -DASSUME_SAFE=$(assume_safe) -DFIND_ONE=$(find_one)
+MACROS := -DPRINT_INTERMEDIATES=$(printing) -DTIME_SECTIONS=$(timing) -DASSUME_SAFE=$(assume_safe) -DFIND_ONE=$(find_one) -DDELETE=$(delete)
 
 FLAGS  := -Ofast -Wall -Werror
 OUTPUT := -o bw
 
-bw: solvedle.o
-	$(CC) $(OUTPUT) $<
+bw: solvedle.o boilerplate.o
+	$(CC) $(OUTPUT) $^
 
 solvedle.o: solvedle.c
-	$(CC) -c $(FLAGS) $(MACROS) $<
+	$(CC) $(FLAGS) $(MACROS) -c $^
+
+boilerplate.o: boilerplate.c
+	$(CC) $(FLAGS) $(MACROS) -c $^
 
 .PHONY: test
 test: bw abcde.txt
@@ -38,4 +46,13 @@ test: bw abcde.txt
 
 .PHONY: run
 run: bw wordleWords.txt
-	./bw wordleWords.txt
+	./bw wordleWords.txt
+
+.PHONY: fast
+fast: solvedle.c boilerplate.c
+	$(CC) -c $(FLAGS) -DPRINT_INTERMEDIATES=0 -DTIME_SECTIONS=0 -DASSUME_SAFE=1 -DFIND_ONE=1 -DDELETE=1 $^
+	make bw
+
+.PHONY: clean
+clean:
+	rm *.o bw