Bsr main
	HALT
main:
	LINK 1
	LDC 0
	LDS 0
	LDLA 1
	STA 0
	AJS -1
	BRA 21
	LDL 1
	TRAP 0
	AJS 1
	AJS -1
	LDL 1
	LDC 1
	ADD
	LDS 0
	LDLA 1
	STA 0
	AJS -1
	LDL 1
	LDC 5
	LT
	BRT -28
	UNLINK
	RET