   0 ;; let r1 = ads_a, r2 = ads_b, r3 = n,
   0 ;; r4 = sa, r5 = sb, r6 = i, r7 = c
   0 ;; r8 = tmp
   0 
   0 .s 
   0   ads_a  100
   0   ads_b  110
   0   c      120
   0 .a 0
   0 .c
   0 :main
   0   ld r1 #ads_a
   1   ld r2 #ads_b
   2   ld r3 #10
   3   ld r6 #0
   4   ld r4 #0
   5   ld r5 #0
   6 :while
   6   sub r0 r6 r3
   7   jmp GE ewhile
   8   ld r8 +r1 r6
   9   add r4 r4 r8
  10   ld r8 +r2 r6
  11   add r5 r5 r8
  12   add r6 r6 #1
  13   jmp always while
  14 :ewhile
  14   sub r0 r4 r5
  15   jmp neq else
  16 :then
  16   ld r7 #1
  17   jmp always exit
  18 :else
  18   ld r7 #0
  19 :exit
  19   st c r7
  20   trap stop r0
  21 .e
