trial: btree.o bst.o trial.o list.p.imp.o
	cc -Wall -g -o trial trial.o bst.o btree.o list.p.imp.o
CFLAGS = -Wall -g
# DO NOT DELETE THIS LINE -- make depend depends on it.

btree.o: btree.h
trial.o: bst.h 
bst.o: bst.h btree.h
list.p.imp.o: lists.h