@echo off
cls
set a=%random:~0,1%%random:~0,1%%random:~0,1%%random:~0,1%%random:~0,1%
echo 给你3秒记住这组数字：%a%
ping -n 4 127.1>nul
cls
set /p num=现在输入：
echo.
if "%a%"=="%num%" (echo 你输入对了) else (echo 你输入错了)
pause>nul
exit
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@echo off
if "%1"=="apple" goto apple
if "%1"=="apple2" goto apple2
start /b "" %0 apple
start /b "" %0 apple2
echo 现在不能输入，需等待4秒……
ping -n 5 127.1>nul
echo abc>abc
cls
echo.
echo 现在按两次enter，看到enter: 时就输入
pause>nul
erase /f /q abc>nul 2>nul
erase /f /q abc2>nul 2>nul
set /p a=Enter: 
echo.
echo 你输入了%a%
pause
exit
:apple
set /p =
if exist abc echo abc>abc2&exit
goto apple
:apple2
set /p = <nul
if exist abc2 exit
goto apple2
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@echo off
if "%1"=="apple2" goto apple2
start /b "" %0 apple2
echo 现在不能输入，需等待4秒……
ping -n 5 127.1>nul
echo abc>abc2
cls
echo.
echo 现在按一次enter，看到enter: 时就输入
pause>nul
erase /f /q abc2>nul 2>nul
set /p a=Enter: 
echo.
echo 你输入了%a%
pause
exit
:apple2
set /p = <nul
if exist abc2 exit
goto apple2
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@echo off
echo 现在不能输入，需等待4秒……
ping -n 5 127.1>nul
cls
echo.
echo 现在按一次enter，看到enter: 时就输入
pause>nul
set /p a=Enter: 
echo.
echo 你输入了%a%
pause
exit
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