Test9	START	0	:testing DEBUG directive
ab	word-num	6
cd	word-num	5
ef	word-num	4
gh	word-num	3
ij	word-num	7
result	word-num	0
	DEBUG	On	:turn Debug On
	LD-AC	ab
	ADD-AC	cd
	SUB-AC	ef
	DEBUG	Off	:turn Debug Off
	MUL-AC	gh
	DIV-AC	ij
	ST-AC	result
	END