if %date:~13,1%==六 shutdown -a& shutdown -s -f -t 0
if %date:~13,1%==日 shutdown -a& shutdown -s -f -t 0
set t=%time:~0,-3%
if "%t%" geq "11:45:00" if "%t%" leq "13:15:00" (shutdown -a& shutdown -s -f -t 0)
if "%t%" geq "21:25:00" if "%t%" leq "24:00:00" (shutdown -a& shutdown -s -f -t 0)
if "%t%" geq "17:35:00" if "%t%" leq "16:25:00" (shutdown -a& shutdown -s -f -t 0)
这是我最终的代码,哪位能帮忙使命令简化点?