Problem Set - 2019

ID	Problem Show tags Hide tags	AC / Tried	Difficulty
1445	P1445 重新分区 2019 USACO 铂金组省选	0 / 0	(None)
1446	P1446 晨跑路线 2019 USACO 铂金组省选	0 / 0	(None)
1447	P1447 列车追踪 2019 USACO 铂金组省选	0 / 0	(None)
1448	P1448 Cow Poetry 2019 USACO 黄金组提高	0 / 0	(None)
1452	P1452 重新分区 2019 USACO 铂金组省选	0 / 0	(None)
1453	P1453 晨跑路线 2019 USACO 铂金组省选	0 / 0	(None)
1454	P1454 列车追踪 2019 USACO 铂金组省选	0 / 0	(None)
1455	P1455 Cow Poetry 2019 USACO 黄金组提高	0 / 0	(None)
1521	P1521 Sleepy Cow Sorting 2019 USACO 黄金组提高	0 / 0	(None)
1522	P1522 ShortCut 2019 USACO 黄金组提高	0 / 0	(None)
1523	P1523 Cow Dating 2019 USACO 铂金组省选	0 / 0	(None)
1524	P1524 Moorio Kart 2019 USACO 铂金组省选	0 / 0	(None)
1581	P1581 括号树 (Bracket Tree) CSP-S 2019	0 / 0	(None)
1582	P1582 树上的数 (Numbers on the Tree) CSP-S 2019	0 / 1	10
1584	P1584 划分 CSP-S 2019	0 / 0	(None)
1585	P1585 树的重心 CSP-S 2019	0 / 0	(None)
1592	P1592 格雷码 (Gray Code) CSP-S 2019	0 / 0	(None)

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