将两位十进制数用汇编转化为十六进制数-EDA365

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将两位十进制数用汇编转化为十六进制数

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这个是一个把两位十进制数转化为十六进制数的的汇编语言程序考试题目

data segment
tital1 db Please input shi jin zi shu (example 13): ,$
tital2 db it is transpranted into shi liu jin zi shu :,$
tital3 db Do you want to have a try again (yes "y",no "n"): ,$
tital4 db welcome to use this program It is made by WQ 2012/5/17,$
kongzi db 0dh,0ah,$

data ends
code segment
assume cs:code,ds:data
start:
mov ax,data
mov ds,ax

retry:
lea dx,kongzi ;换行回车
mov ah,09h
int 21h
lea dx,tital1 ;输出抬头1
mov ah,09h
int 21h

mov al,0 ;初始化al

mov ah,01h ;输入并回显
int 21h

mov bh,al ;放在bx中保存

mov ah,01h
int 21h
mov bl,al

lea dx,kongzi ;换行回车
mov ah,09h
int 21h
lea dx,tital2 ;输出抬头2
mov ah,09h
int 21h