all: hello_world
	g++ hello_world.o -o hello_world -L/usr/lib/x86_64-linux-gnu -lopencv_core -lopencv_highgui -lopencv_imgproc

main: main.cpp
	g++ -c main.cpp -I/usr/include/opencv4

arithmetic: arithmetic.cpp arithmetic.h
	g++ -c arithmetic.cpp

hello_world: hello_world.cpp
	g++ -c hello_world.cpp -I/usr/include/opencv4/opencv2 -I/usr/include/opencv4

clean:
	rm *.o
	rm a.out