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@echo off
setlocal enabledelayedexpansion
for /l %%a in (1,1,9) do (
for /l %%b in (0,1,9) do (
set /a bb=%%a*%%a+%%b*%%b
if !bb!==%%a%%b echo   %%a%%b 是水仙花数
for /l %%c in (0,1,9) do (
set /a aa=%%a*%%a*%%a+%%b*%%b*%%b+%%c*%%c*%%c
if !aa!==%%a%%b%%c echo   %%a%%b%%c 是水仙花数
for /l %%d in (0,1,9) do (
set /a cc=%%a*%%a*%%a+%%b*%%b*%%b+%%c*%%c*%%c+%%d*%%d*%%d
if !cc!==%%a%%b%%c%%d echo %%a%%b%%c%%d 是水仙花数
))))
echo.&pause
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