QIAOXINGXING

@echo off&setlocal enabledelayedexpansion&cd /d "%~dp0"

for /f "delims=" %%i in ('dir /b *.txt') do (
  set /a "n=0"
  for /f "usebackq delims=" %%a in ("%%i") do (
    set /a "n+=1"
    if "!n!"=="5" (echo "%%i" 中：
      for /f "tokens=2" %%b in ("%%a") do (echo %%b & pause)
    )
  )
)
echo 完毕
pause
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