Bsr main
	HALT
main:
	LINK 1
	LDC 10
	LDC 1
	SUB
	LDC 1
	SUB
	TRAP 0
	AJS -1
	LDC 2
	LDC 3
	SUB
	LDS 0
	LDLA 1
	STA 0
	LDS 0
	LDLA 1
	STA 0
	TRAP 0
	AJS -1
	UNLINK
	RET