@echo off & setlocal enabledelayedexpansion
for /f "tokens=1* delims=:" %%a in ('findstr /n "张" 1.txt') do (
	set /a n=%%a-1
	set /a m=%%a+2
	for /f "tokens=1* delims=:" %%c in ('findstr /n .* 1.txt') do (
		if %%c geq !n! (if %%c leq !m! echo.%%d)
	)
	set n=
	set m=
)
pause
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