@echo off
set /a n=10
set /a n-=1
call :loop %n%
pause
:loop
if %n% lss 1 (set skip=) else (set skip=skip=%n%)
for /f "%skip% delims=" %%a in (a.txt) do echo %%a&goto :EOF
goto :EOF
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@echo off
set /a n=10
set /a n-=1
call :loop %n%
pause
:loop
if %n% lss 1 (set skip=type) else (set skip=more +%n%)
for /f "delims=" %%a in ('%skip% a.txt') do echo %%a&goto :EOF
goto :EOF
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@echo off
set /a n=10
for /f "tokens=1* delims=:" %%a in ('findstr /n .* a.txt^|findstr /b %n%:')do echo %%b
pause
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@echo off&setlocal enabledelayedexpansion
set /a n=10
for /f "delims=" %%a in (a.txt) do (
   set /a max+=1
   if !max! equ %n% set var=%%a&goto loop
)
:loop
echo %var%
pause
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@echo off
set /a n=10
findstr /n .* a.txt|findstr /b %n%:>tem
set /p var=<tem
echo %var:*:=%
pause
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