3e.asm

华工电信系汇编习题的编程实现

stack segment stack 'stack'
      dw 32 dup(?)
stack ends

data segment 
     BumaIn db 5,0,5 dup(?)
     DecOut db 5 dup(?)
data ends

code segment 
begin proc far
      assume ss:stack,cs:code,ds:data
      push ds
      sub ax,ax
      push ax
      mov ax,data
      mov ds,ax

      mov dx,offset BumaIn
      mov ah,10
      int 21H

      mov cx,0 
      mov cl,BumaIn[1]
      CMP cx,3
      pushf
      mov SI,offset BumaIn
      mov ax,0
      JS TWO
      
      
TWO:
    a 
                


      ret
begin   endp
code    ends
      end begin