@echo off
(for /f "delims=" %%i in (a.txt) do (
for %%j in (%%i) do (echo.%%j)
echo.))>>b.txt
pause
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sed "s/^ *//; s/ \|$/\n/g" a.txt > b.txt
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@echo off&setlocal enabledelayedexpansion
for /f "tokens=*" %%i in (t.txt) do (
    set "str=%%i"
    set str=!str: =^

!
    echo !str!
)
pause
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