中国DOS联盟

@echo off

set "a=4231"&set "b1=34H"&set "b2=24FA"&set "b3=D5D"&set "b4=FCDA"

:lp

call,set "c=%c%%%b%a:~,1%%%"

set "a=%a:~1%"

if defined a goto lp

echo %c%&pause>nul

@echo off&setlocal enabledelayedexpansion

set "a=4231"&set "b1=34H"&set "b2=24FA"&set "b3=D5D"&set "b4=FCDA"

set c=!b%a:~,1%!!b%a:~1,1%!!b%a:~2,1%!!b%a:~3,1%!

echo %c%

pause