CPP=g++
WARN=-W -Wall
CFLAGS=-O2 ${WARN}
LDFLAGS=-los

EXE=calculator.app

OBJS=calculator.o
	
all: ${OBJS}
	${CPP} ${LDFLAGS} ${OBJS} -o ${EXE}

%.o: %.cpp
	${CPP} ${CFLAGS} -c -o $@ $<

clean:
	rm ${OBJS} ${EXE}