Baoshuo c1db271f6b B - Get Closer ... https://atcoder.jp/contests/abc246/submissions/30633472		2022-04-02 20:09:37 +08:00
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A	A - Four Points	2022-04-02 20:05:18 +08:00
B	B - Get Closer	2022-04-02 20:09:37 +08:00