prog6_13.asm

汇编语言-王爽 源代码 加 卜艳萍版源代码

stack  segment stack
       dw  128 dup(?)
stack  ends
data  segment
      s  db  4 dup(?)
data  ends
code  segment
      assume  cs:code,ds:data,ss:stack
start:mov  ax,data
      mov  ds,ax
      mov  bx,1
      mov  ax,0
      mov  cx,100
next: add  ax,bx
      inc  bx
      loop  next
      mov  dl,0
lp1:  cmp  ax,3e8h
      jb  lp2
      inc  dl
      sub  ax,3e8h
      jmp  lp1
lp2:  mov  s+3,dl
      mov  dl,0
lp3:  cmp  ax,64h
      jb  lp4
      inc  dl
      sub  ax,64h
      jmp  lp3
lp4:  mov  s+2,dl
      mov  dl,0
lp5:  cmp  ax,0ah
      jb  lp6
      inc  dl
      sub  ax,0ah
      jmp  lp5
lp6:  mov  s+1,dl
      mov  s,al
      mov  ah,4ch
      int  21h
code  ends
      end  start