@echo off&setlocal enabledelayedexpansion
echo 2
for /l %%a in (3 2 100) do set/a n=2,m=%%a&call :lp %%a
pause>nul&exit/b
:lp
set/a mod=m%%n
if %mod% equ 0 (
   set "res=%res%%n%*"
   set/a m/=n
   goto lp
   ) else (
   set/a n+=1
   if !n! leq !m! goto lp
)
if "!res:~,-1!" equ "%1" echo !res:~,-1!
set "res="
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@echo off&setlocal enabledelayedexpansion
echo 2
for /l %%a in (3 2 100) do (
     set/a m=%%a-1,a=0
     for /l %%i in (2 1 !m!) do (
          set/a n=%%a%%%%i
          if !n! equ 0 set a=1
     )
     if !a! equ 0 echo %%a
)
pause
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@echo off
:begin
set /a n+=2,m=n*3
if %m% lss 100 (
   echo %m%&goto begin
   ) else (
   pause>nul
)
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@echo off
setlocal enabledelayedexpansion
for /l %%i in (24,1,89) do (
set a=%%i
if "!a:~-1!"=="0" echo %%i
)
pause
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@echo off 
for /l %%i in (0 10 100) do echo 100以内能被2和5整除的数有： %%i 
pause>nul
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@echo off&set n=1
:st
set /a w=%random%%%100
if not defined %w% (
if "%n%" LEQ "90" (
echo %w%
set w=ok
set /a n+=1
goto st
)
)
pause
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@echo off
:lp
set/a n=%random%%%100
if not defined _%n% (
set _%n%=%n%
echo %n%
set/a num+=1
)
if not %num% gtr 90 goto :lp
pause
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@echo off
set n=1
:st
set /a w=%random%%%100
if not defined %w% (
if "%n%" LEQ "90" (
echo %w%
set %w%=ok
set /a n+=1
goto st
)
) else goto st
pause
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@echo off
set /a n=%random%%%999+100
echo %n%
set /a h=%n:~0,1%+%n:~1,1%+%n:~-1%
echo %h%
pause
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@echo off
:lp
cls
set /a n=%random%%%900+100
echo %n%
set /a h=%n:~0,1%+%n:~1,1%+%n:~-1%
echo %h%
pause
goto :lp
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@echo off
set h=%RANDOM%
echo %h%
set /a zh=%h:~0,1%+%h:~1,1%+%h:~2,1%+%h:~3,1%+%h:~4,1%
echo %zh%
pause
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@echo off&setlocal enabledelayedexpansion
set h=!random!!random!!random!!random!
for /l %%a in (0 1 10000) do (
      if "!h:~%%a,1!" neq "" (
           set/a zh+=!h:~%%a,1!
           ) else (
           echo !zh!
           pause&exit/b
))
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@echo off
set str=%random%
echo 随机数为 %str%
setlocal enabledelayedexpansion
for /l %%i in (0,1,9) do set str=!str:%%i=+%%i!
set /a sum=%str%
echo 每个数值相加的和为 %str:~1%=%sum%
pause
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@echo off&setlocal enabledelayedexpansion
for /l %%i in (0,1,100) do set "_!random!!random!!random!=%%i"
for /f "tokens=2 delims==" %%i in ('set _') do (
     set /a n+=1
     if !n! neq 91 (
        echo %%i
        ) else (
       pause>nul&goto :eof
    )
)
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@echo off
set "str=%random%"
echo 产生的随机数为%str%
:lp
set /a num+=%str:~,1%&set "str=%str:~1%"
if defined str goto lp
echo 其各位上的数相加的和为%num%&pause>nul
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56>56>56>56>56>56    1行
56>56>56>56>56>56    2行
.............　
56>56>56>56>56>56    5行
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@echo off
set /a h=%random%%%9+1,l=%random%%%9+1
for /l %%i in (1 1 %h%) do (
   for /l %%j in (1 1 %l%) do set /p=%h%%l%^><NUL
    set /p= <NUL&ECHO.
)
pause>nul
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@echo off&setlocal enabledelayedexpansion
set "var=a b c"
for %%a in (%var%) do (
      set "var1=!var:%%a=!"
      for %%b in (!var1!) do (
            set "var2=!var1:%%b=!"
            for %%c in (!var2!) do (
                  echo %%a %%b %%c
)))
pause
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@echo off&setlocal enabledelayedexpansion
set /a n=!random!%%100,s=0
for /f "tokens=1* delims=:" %%a in ('findstr /n "\<%n%\>" b.txt') do (
   echo %%b
   for %%i in (%%b) do (
      set /a s+=1
	  if %%i equ %n% set /a i=s,h=%%a
	)
)
echo %N% 在第 %h% 行, 第 %i% 列
pause
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@echo off
:lp
set /a "a=%random% %%100"
set /a "b=%a:~,1%+1"
set /a "c=%a:~1,1%+1"
set/p=随机数%a%在%b%行,%c%列.
echo.
goto lp
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@echo off
echo 搜索全盘需要时间……
for /f "skip=1" %%i in ('wmic logicaldisk where "drivetype=3" get caption') do (
  dir /b/s/a "%%i\*.rmvb";"%%i\*.avi";"%%i\*.mp4" | findstr /i "一 东 妹 同 户 护 漂"
)
pause
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