USACO - Problem Set - ZXOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	366	P1090 [NOIP2004 提高组] 合并果子 / [USACO06NOV] Fence Repair G 贪心 2004 2006 USACO 堆 NOIp 提高组优先队列	12 / 40	6
	389	P1210 [USACO1.3] 最长的回文 Calf Flac 字符串搜索 USACO 枚举	2 / 6	10
	351	P1213 [USACO1.4] [IOI1994] 时钟 The Clocks 搜索 2001 USACO IOI 剪枝进制	2 / 3	10
	266	P1470 [USACO2.3] 最长前缀 Longest Prefix 字符串动态规划,dp USACO KMP	0 / 0	(None)
	402	P1879 [USACO06NOV] Corn Fields G 动态规划,dp 2006 USACO 枚举状态压缩	10 / 43	7
	420	P2341 [USACO03FALL / HAOI2006] 受欢迎的牛 G 图论 2003 2006 河南 USACO 各省省选强连通分量,缩点 Tarjan 栈	13 / 56	7
	429	P2858 [USACO06FEB] Treats for the Cows G/S 动态规划,dp 2006 USACO 区间 dp	4 / 10	9
	419	P2863 [USACO06JAN] The Cow Prom S 2006 USACO 强连通分量,缩点 Tarjan	15 / 53	6
	267	P2880 [USACO07JAN] Balanced Lineup G 2007 USACO 树状数组 RMQ st表	16 / 18	5
	291	P2894 [USACO08FEB] Hotel G 数据结构线段树栈 2008 USACO	1 / 10	10
	265	P2922 [USACO08DEC] Secret Message G 2008 USACO 进制字典树,Trie	0 / 0	(None)
	373	P3045 [USACO12FEB] Cow Coupons G 贪心 2012 USACO 堆	0 / 0	(None)
	320	P3128 [USACO15DEC] Max Flow P 2015 USACO 最近公共祖先,LCA 树链剖分栈	6 / 13	8
	430	P3146 [USACO16OPEN] 248 G 动态规划,dp 贪心 2016 USACO 区间 dp	4 / 19	9
	252	P3405 [USACO16DEC] Cities and States S 2016 USACO	11 / 80	8
	349	P8092 [USACO22JAN] Drought B USACO 2022	3 / 10	10
	347	P8185 [USACO22FEB] Blocks B USACO 2022	5 / 12	9
	350	P8267 [USACO22OPEN] Counting Liars B USACO 2022	5 / 49	9
	348	P8268 [USACO22OPEN] Alchemy B USACO 2022	3 / 13	9

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