3 Commits

Author	SHA1	Message	Date
Ming Su	00c44b652e	add data from r4ds	2024-03-21 22:32:02 +08:00
Ming Su	4dfe6bdad6	add airquality	2024-03-21 00:20:51 +08:00
Ming Su	f592511a2c	add slides	2024-03-21 00:18:31 +08:00