;; if a > b then1 
;;   if b < c then2 e1 else2 e2 
;; else1 e3

.s 
	a 100
	b 101
	c 102
.a 0
.c
	ld r1 a
	ld r2 b
	ld r3 c
	sub r0 r1 r2 	;; compare a b
	jmp GT then1 	;; if a > b then1
	trap print r3 	;; else1 e3
	jmp always exit
:then1  sub r0 r2 r3 	;; compare b c
	jmp LT then2
	trap print r2 	;; else2 e2
	jmp always exit
:then2  trap print r1	;; then2 e1
:exit   trap stop r0
.a 100
.w 3 2 1 
.e