程序代码：

data segment
  data1 dw 1234h
  data2 dw 8678h
  array1 db 'data1>data2$'
  array2 db 'data1<data2$'
  array3 db 'data1=data2$'
data ends

code segment  

 assume cs:code,ds:data
start:
  mov ax,data
  mov ds,ax
  mov ax,1234h
  mov dx,8678h
  test dx,8000h                        
  jz jump1
   lea  bx,array1
   mov dx,bx
   mov ah,09h
   int 21h
   jmp last
jump1:
  cmp ax,dx
  jz jump2
  ja jump3
  jb jump4
jump2:
   lea bx,array3
   mov dx,bx
   mov ah,09h
   int 21h
   jmp last
jump3:
    lea bx,array1
   mov dx,bx
   mov ah,09h
   int 21h
   jmp last
jump4:
   lea bx,array2
   mov dx,bx
   mov ah,09h
   int 21h
   jmp last
last:
   mov ah,4ch
   int 21h
code ends
   end start