@echo off
setlocal enabledelayedexpansion
for /f tokens^=4delims^=^" %%i in ('curl -k -s https://mouse.iflytek.com/assistant/version_info^|find "full_url"') do (
    set /a n+=1
    if !n! equ 6 (curl -O -k "%%i")
    )
pause
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