编写程序，接受从键盘输入的10个十进制数字，输入中遇到回车符则停止输入，各个数经过bcd码处理，以十六进制显示在屏幕上

data segment 
     message1 db 'please input a decimal number:','$'
     message2 db 'the according hex number is:','$'
     error db 'you have input a wrong number!',13,10,'$'
     errorflag db ?
data ends
decihex segment
    assume cs:decihex,ds:data
main proc far
     push ds
     sub  ax,ax
     push ax
     mov  ax,data
     mov  ds,ax
     mov  cx,10
     mov  errorflag,0
start:     
     lea  dx,message1
     mov  ah,09
     int  21h
     call decibin
     cmp  errorflag,1
     je   exit1
     call crlf
lea  dx,message2
     mov  ah,09
     int  21h
     call binihex
     call crlf
     loop start