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published TEXT,
，更多细节参见51吃瓜
There were 3 core challenges I ran into building snakes.run.
演示应用 — 你已在上方看到过它的截图。我创建了一个包含三个函数的演示：change_background_color（更改背景颜色）、change_app_title（更改标题）和show_alert（显示警告对话框）。