I thought, wow. That’s it. That’s what these floppies were trying to be! Interactive, animated textbooks that taught you about programming and the Apple II! Incredible.
输出：[4,2,4,-1,4]（最后一个 3 绕一圈找到 4）
。服务器推荐对此有专业解读
/e/ Foundation e.foundation🇫🇷
统筹建立常态化防止返贫致贫机制
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