prog7_8.asm

来自「汇编语言-王爽 源代码 加 卜艳萍版源代码」· 汇编 代码 · 共 35 行

stack  segment stack
       dw  256 dup(?)
stack  ends
data  segment
      buf  db  20 dup(?)
data  ends
code  segment
      assume  cs:code,ds:data,ss:stack
start:mov  ax,data
      mov  ds,ax
      mov  cx,20
      lea  bx,buf
      sti
 lop1:mov  ah,1
      push  cx
      mov  cx,0
      mov  dx,0
      int  1ah
 lop2:mov  ah,0
      int  1ah
      cmp  dl,100
      jnz  lop2
      mov  ah,0
      int  16h
      mov  [bx],al
      inc  bx
      pop  cx
      loop lop1 
      mov  ah,4ch
      int  21h
code  ends
      end  start