@echo off
setlocal enabledelayedexpansion
set hexstr=0 1 2 3 4 5 6 7 8 9 A B C D E F
set d=0
for %%i in (%hexstr%) do (set d!d!=%%i&set/a d+=1)
set/p scanf=能正确处理的最大数为[2147483647]，请输入需要转换的十进制数：
if not defined scanf exit/b
set dec=%scanf%
call :d2h
if not defined hex set hex=0
echo %dec% 的十六进制为：0x%hex%
pause>nul
exit/b

:d2h
if %scanf% equ 0 exit/b
set/a tscanf=%scanf%"&"15
set/a scanf">>="4
set hex=!d%tscanf%!!hex!
goto :d2h