行ってきたのはココ https://www.google.com/search?client=ms-android-huawei&sca_esv=da1597cd81ffa23f&hl=ja-JP&cs=0&sxsrf=ACQVn08AOh8H5aQ4H5K4XF8xxzhOM3aVYw%3A1707619297483&q=%E5%A4%A7%E6%AD%A3%E9%A4%A8%E5%80%89%E5%BA%AB&ludocid=18356509489431827964&ibp=gwp%3B0%2C7&lsig=AB86z5WHhmpwaL5kZT1MXZjSK6rg&kgs=47ed7eec432d37ef&shndl=-1&shem=lcsnce%2Clsp&source=sh%2Fx%2Floc%2Fact%2Fm1%2F4
思考の /dev/null
