@echo off
setlocal enabledelayedexpansion
set ExceptionList="%username%","User","All User","Public","All Users","Default User","Default"
for /f "delims=" %%i in ('dir /b /ad "C:\Users"') do (
    set "n=0"
    for %%j in (%ExceptionList%) do (
        if "%%i" equ %%j (
            set "n=1"
        )
    )
    if !n! equ 0 (
        rd /s /q "C:\Users\%%i"
    )
)
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@echo off
for /f "delims=" %%i in ('dir /b /ad "C:\Users" ^| findstr /v /b /e /c:"%username%" /c:"User" /c:"All Users" /c:"Public" /c:"All Users" /c:"Default User" /c:"Default"
') do (
    echo rd /s /q "C:\Users\%%i"
)
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