part 3

print("Are you sure you want to uninstall the OS? (yes/no)")
local response = read()
if response:lower() == "yes" then
    local captcha = tostring(math.random(1000, 9999))
    print("Security Check: Please type this number -> " .. captcha)
    local userInput = read()
    if userInput == captcha then
        print("Uninstalling OS...")
        fs.delete("startup.lua")
        fs.delete("draw.lua")
        fs.delete("uninstall.lua")
        print("OS has been uninstalled. Goodbye!")
        os.shutdown()
    else
        print("CAPTCHA failed. Uninstall aborted.")
    end
else
    print("Uninstall canceled.")
end