nge: nge.o training.o utility.o printing.o 
	cc -o nge nge.o training.o utility.o printing.o -lm 

nge.o: nge.c nge.h
	cc -c nge.c  

training.o: training.c nge.h
	cc -c training.c  

utility.o: utility.c nge.h
	cc -c utility.c  

printing.o: printing.c nge.h
	cc -c printing.c