ProblemSet - ZUFEOJ

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Problem ID	Title	Solved	Submit	Pass Rate
1064	Feeding the Cows(需要 spcecail judge） USACO 2022 December Contest,Bronze	8	37	21.622%
1065	逆向工程 Reverse Engineering USACO 2022 December Contest,Bronze	12	32	37.500%
1066	Barn Tree(specail judge,oj没法判) USACO 2022 December Contest,Silver	1	17	5.882%
1067	环形牛棚 USACO 2022 December Contest,Silver	22	43	51.163%
1068	Range Reconstruction USACO 2022 December Contest,Silver	34	38	89.474%
1079	大数分解 19 June,2011 -Waterloo local contest	3	6	50.000%
1718	Rock, Scissors, Paper	1	1	100.000%
1759	The Trip, 2007	0	1	0.000%
1809	Problem A: CD Waterloo ACM Programming Contest September 26,2010	2	3	66.667%
1810	Problem B: Alaska Waterloo ACM Programming Contest September 26,2010	2	2	100.000%
1811	Problem C: Celebrity Split Waterloo ACM Programming Contest September 26,2010	1	1	100.000%
1812	Problem D: Knight's Trip Waterloo ACM Programming Contest September 26,2010	1	1	100.000%
1813	Problem E - Paintball Waterloo ACM Programming Contest September 26,2010	1	1	100.000%
1824	Mincost ZOJ Monthly,November 2004	2	2	100.000%
1921	The more, The Better 树形DP	1	1	100.000%
2580	Hello,World!的大小	7	18	38.889%
2713	最大数max(x,y,z)	11	11	100.000%
3682	Human Gene Functions Asia 2001,Taejon (South Korea)	0	0	0.000%
3735	Seek the Name,Seek the Fame 字符串哈希	42	53	79.245%
4033	Lucky Numbers (easy) 96B 1300 binary search,bitmasks,brute force	26	86	30.233%
4040	Friends Friends binary search,bitmasks,data structures,2700	0	0	0.000%
4048	排队 91B 1500 Queue_binary_search,	12	50	24.000%
4052	Beads 8E 2600 greedy,math	1	1	100.000%
4121	Singer House 830D 2800 combinatorics,dp,graphs,trees	0	2	0.000%
4122	Bamboo Partition 830C 2300 brute force,data structures,implementation,math,number theory,sortings,two pointers	1	1	100.000%
4123	Cards Sorting 830B 1600 data structures,implementation,sortings	3	4	75.000%
4125	General Mobilization 82C 2000 data structures,dfs and similar,sortings	3	3	100.000%
4126	双可乐 82A 1100 implementation,math 思维	4	14	28.571%
4129	Dirty Arkady's Kitchen 827F 3200 data structures,dp,graphs,shortest paths	1	1	100.000%
4130	Rusty String 827E 2700 fft,math,strings	1	1	100.000%
4131	Best Edge Weight 827D 2700 data structures,dfs and similar,graphs,trees	1	1	100.000%
4132	DNA进化 827C 2100 data structures,strings	7	10	70.000%
4134	Tree Queries 825G 2500 dfs and similar,graphs,trees	1	1	100.000%
4135	String Compression 825F 2400 dp,hashing,string suffix structures,strings	1	1	100.000%
4837	Bear and Chemistry 639F 3300 data structures,dfs and similar,graphs,trees	1	1	100.000%
4838	Bear and Contribution 639D 2400 binary search,greedy,math,sortings	1	1	100.000%
4839	Bear and Polynomials 639C 2200 hashing,implementation,math	7	34	20.588%
4840	熊和被遗忘的树3 639B 1600 constructive algorithms,graphs,trees	8	12	66.667%
4842	三维海龟超级计算机 638D 1800 brute force,dfs and similar,graphs	7	10	70.000%
4843	Making Genome in Berland 638B 1500 *special problem,dfs and similar,strings	4	7	57.143%
4844	住宅号码 638A 1100 *special problem,constructive algorithms,math 思维	53	63	84.127%
4845	越过障碍物 637D 1600 *special problem,data structures,dp,greedy	13	31	41.935%
4846	Promocodes with Mistakes 637C 1400 *special problem,brute force,constructive algorithms,implementation 思维	41	75	54.667%
4847	聊天列表 637B 1200 *special problem,binary search,constructive algorithms,data structures,sortings	116	323	35.913%
4848	最佳照片 637A 1000 ,constructive algorithms,implementation	65	126	51.587%
4849	乐队 635A 1100 brute force,implementation 思维	5	8	62.500%
4850	Island Puzzle 634A 1300 constructive algorithms,implementation	4	13	30.769%
4851	Fibonacci-ish II 线段树-无数据 633H 3100 data structures,implementation	1	1	100.000%
4852	Yash And Trees 线段树 633G 2800 bitmasks,data structures,dfs and similar,math,number theory	1	2	50.000%
4853	The Chocolate Spree 树形DP 633F 2600 dfs and similar,dp,graphs,trees	1	1	100.000%
4854	斐波那契式 633D 2000 brute force,dp,hashing,implementation,math	5	7	71.429%
4855	A Trivial Problem 633B 1300 brute force,constructive algorithms,math,number theory	6	10	60.000%
4856	乌木和象牙 633A 1100 brute force,math,number theory 思维	21	32	65.625%
4857	Magic Matrix 632F 2400 brute force,divide and conquer,graphs,matrices,trees	1	1	100.000%
4858	Thief in a Shop 632E 2400 divide and conquer,dp,fft,math	11	14	78.571%
4859	Longest Subsequence 632D 2100 brute force,math,number theory	1	1	100.000%
4860	The Smallest String Concatenation 最小的字符串串联 632C 1700 The sortings,strings	4	12	33.333%
4863	Product Sum 631E 2600 data structures,dp,geometry	1	2	50.000%
4864	Messenger 631D 2100 data structures,hashing,implementation,string suffix structures,strings	1	1	100.000%
4866	检查表格 631B 1200 constructive algorithms,implementation	93	143	65.035%
4867	面试 631A 900 brute force,implementation 思维	28	39	71.795%
4868	Game 630R 1200 games,math	3	3	100.000%
4869	Turn 630M 1800 geometry,math	8	17	47.059%
4870	激活码 630L 1400 implementation,math 思维	24	46	52.174%
4871	新的奖励 630K 1500 math,number theory 思维	3	6	50.000%
4872	zz的奖金 630J 1100 math,number theory 思维	2	12	16.667%
4874	长椅 630H 1400 combinatorics,math 思维	14	42	33.333%
4876	Selection of Personnel 630F 1300 combinatorics,math	3	3	100.000%
4879	幸运数字 630C 1100 combinatorics,math 思维	9	19	47.368%
4885	Famil Door and Roads 629E 2300 combinatorics,data structures,dfs and similar,dp,probabilities,trees	0	7	0.000%
4888	Far Relative’s Birthday Cake 629D 2000 data structures,dp	8	8	100.000%
4893	Tennis Tournament 628A 1000 implementation,math	4	4	100.000%
4894	Island Puzzle 627F 3400 dfs and similar,dsu,graphs,trees	1	3	33.333%
4897	Package Delivery 627C 2200 data structures,divide and conquer,greedy	2	2	100.000%
4899	异或方程 627A 1700 dp,math 结论位运算	7	22	31.818%
4905	K-special Tables 625C 1300 constructive algorithms,implementation	11	23	47.826%
4907	Guest From the Past 来自过去的嘉宾 625A 1700 implementation,math	3	4	75.000%
4910	Transforming Sequence 623E 3300 combinatorics,dp,fft,math	1	6	16.667%
4911	Electric Charges 623C 2900 binary search,dp	1	1	100.000%
4912	Array GCD 623B 2300 dp,greedy,number theory	1	1	100.000%
4914	Ants in Leaves 622E 2200 dfs and similar,greedy,sortings,trees	1	1	100.000%
4917	Infinite Sequence 622A 1000 implementation,math	2	3	66.667%
4918	湿鲨鱼和积木 621E 2000 dp,matrices	4	7	57.143%
4919	Rat Kwesh and Cheese 621D 2400 brute force,constructive algorithms,math	1	1	100.000%
4920	Wet Shark and Bishops 621B 1300 combinatorics,implementation	3	4	75.000%
4922	Xors on Segments 620F 2800 data structures,strings,trees	1	1	100.000%
4923	New Year Tree 620E 2100 data structures,trees	1	1	100.000%
4925	GukiZ教授新的机器人 620A 800 implementation,math 思维	2	2	100.000%
4931	Robot Arm 618E 2500 data structures,geometry	1	2	50.000%
4932	Hamiltonian Spanning Tree 618D 2200 dfs and similar,dp,graph matchings,greedy,trees	1	1	100.000%
4935	Polyline 折线 617D 1700 constructive algorithms,implementation	3	3	100.000%
4939	Expensive Strings 616F 2700 string suffix structures,strings	1	1	100.000%
4940	Sum of Remainders 616E 2200 implementation,math,number theory	1	1	100.000%
4941	最长的k-Good段 616D 1600 binary search,data structures,two pointers	3	3	100.000%
4945	Hexagons 615E 2100 binary search,implementation,math	1	1	100.000%
4946	乘数 615D 2000 math,number theory	4	4	100.000%
4947	跑道 615C 2000 dp,greedy,strings,trees	1	4	25.000%
4948	长尾刺猬 615B 1600 dp,graphs	2	2	100.000%
4950	漂亮数 614B 1400 implementation,math	69	237	29.114%
4951	Puzzle Lover 613E 3200 dp,hashing,strings	1	1	100.000%
4952	Kingdom and its Cities 613D 2800 dfs and similar,divide and conquer,dp,graphs,sortings,trees	1	1	100.000%
4954	Square Root of Permutation 612E 2200 combinatorics,constructive algorithms,dfs and similar,graphs,math	1	1	100.000%
4957	读取硬盘时间 612B 1200 implementation,math 思维	35	56	62.500%
4958	The Text Splitting 612A 1300 brute force,implementation,strings	2	2	100.000%
4959	New Year and Cake 611G 2900 geometry,two pointers	1	1	100.000%
4960	New Year and Cleaning 611F 2500 binary search,implementation	1	2	50.000%
4961	New Year and Three Musketeers 611E 2400 data structures,greedy,sortings	1	2	50.000%
4962	新年和古代预言 611D 2000 dp,hashing,strings	4	8	50.000%
4963	多米诺骨牌 611C 1500 dp,implementation 思维前缀和	6	7	85.714%
4964	New Year and Old Property 611B 1300 bitmasks,brute force,implementation	2	2	100.000%
4966	Alphabet Permutations 610E 2500 data structures,strings	1	1	100.000%
4967	Vika and Segments 610D 2300 constructive algorithms,data structures,geometry,two pointers	1	1	100.000%
4969	Vika and Squares 610B 1300 constructive algorithms,implementation	2	3	66.667%
4970	Pasha and Stick 610A 1000 combinatorics,math	6	11	54.545%
4971	Mushroom Gnomes 60E 2600 math,matrices	1	1	100.000%
4972	Savior 60D 2500 brute force,dsu,math	1	1	100.000%
4973	Mushroom Strife 60C 2100 brute force,dfs and similar	1	1	100.000%
4974	肥皂剧 60B 1400 dfs and similar,dsu	3	3	100.000%
4975	Where Are My Flakes? 60A 1300 implementation,two pointers	2	2	100.000%
4976	Frogs and mosquitoes 609F 2500 data structures,greedy	1	1	100.000%
4977	Minimum spanning tree for each edge 609E 2100 data structures,dfs and similar,dsu,graphs,trees	1	1	100.000%
4978	负载平衡 609C 1500 implementation,math 暴力模拟思维	7	23	30.435%
4979	最好的礼物 609B 1100 constructive algorithms,implementation 暴力	6	10	60.000%
4981	汉明距离和 608B 1500 combinatorics,strings 思维	7	13	53.846%
4982	Saitama Destroys Hotel 608A 1000 implementation,math	2	5	40.000%
4983	Power Tree 607D 2600 data structures,trees	1	1	100.000%
4984	Marbles 607C 2500 hashing,strings	1	1	100.000%
4992	Pastoral Oddities 603E 3000 data structures,divide and conquer,dsu,math,trees	1	1	100.000%
4993	Ruminations on Ruminants 603D 2900 geometry,math	1	1	100.000%
4994	Lieges of Legendre 603C 2200 games,math	1	1	100.000%
4995	Moodular Arithmetic 603B 1800 combinatorics,dfs and similar,dsu,math,number theory	2	2	100.000%
4998	两个进制 602A 1100 brute force,implementation 思维	129	241	53.527%
4999	A Museum Robbery 601E 2800 data structures,dp	1	1	100.000%
5000	Acyclic Organic Compounds 601D 2400 data structures,dfs and similar,dsu,hashing,strings,trees	1	1	100.000%
5001	Lipshitz Sequence 601B 2100 data structures,math	1	1	100.000%
5002	The Two Routes 601A 1600 graphs,shortest paths 思维	2	3	66.667%
5004	Follow Traffic Rules 5D 2100 implementation,math	0	3	0.000%
5006	中心对齐 5B 1200 implementation,strings 思维陈戈	18	39	46.154%
5008	Shortest Path最短路径 59E 2000 graphs,shortest paths	3	4	75.000%
5009	Team Arrangement小组式排班 59D 2000 constructive algorithms,greedy,implementation	2	2	100.000%
5011	算命 1200 implementation,number theory 思维	129	249	51.807%
5013	Sandy and Nuts 599E 2600 bitmasks,dp,trees	1	1	100.000%
5014	Spongebob and Squares 599D 1900 brute force,math	3	3	100.000%
5019	Igor In the Museum 伊戈尔在博物馆 598D 1700 dfs and similar,graphs,shortest paths	3	3	100.000%
5020	Nearest vectors 598C 2300 geometry,sortings	1	1	100.000%
5021	Queries on a String 598B 1300 implementation,strings	7	14	50.000%
5023	Subsequences 597C 1900 data structures,dp	3	3	100.000%
5026	Wilbur and Strings 596E 2500 dfs and similar,dp,graphs,strings	1	2	50.000%
5027	Wilbur and Trees 596D 2300 dp,math,probabilities,sortings	0	2	0.000%
5030	设计游泳池 596A 1100 geometry,implementation 思维	39	94	41.489%
5031	Pasha and Phone 595B 1600 binary search,math 思维	2	3	66.667%
5033	Cutting the Line 594E 3100 string suffix structures,strings	1	1	100.000%
5034	REQ 594D 2500 data structures,number theory	1	1	100.000%
5035	Edo and Magnets 594C 2300 brute force,greedy,implementation,two pointers	1	1	100.000%
5557	Washer, Dryer, Folder	0	0	0.000%
5586	DZY喜欢修改 446B 2000 brute force,data structures,greedy	4	4	100.000%
5587	DZY喜欢序列 446A 1600 dp,implementation,two pointers	20	68	29.412%
5588	我爱化学 445B 1400 dfs and similar,dsu,greedy	10	70	14.286%
5589	DZY Loves Chessboard 445A 1200 dfs and similar,implementation	6	7	85.714%
5590	DZY Loves Planting 444E 2700 binary search,dsu,trees	1	1	100.000%
5591	DZY Loves Strings 444D 2500 binary search,hashing,strings,two pointers	1	1	100.000%
5594	DZY Loves Physics 444A 1600 greedy,math	2	11	18.182%
5595	重复字符串 443B 1500 brute force,implementation,strings 思维	7	40	17.500%
5596	Anton and Letters 443A 800 constructive algorithms,implementation	1	1	100.000%
5597	Adam and Tree 442D 2600 data structures,trees	1	1	100.000%
5598	Artem and Array 442C 2500 data structures,greedy	1	1	100.000%
5599	Borya and Hanabi 442A 1700 bitmasks,brute force,implementation	3	3	100.000%
5600	Valera and Swaps 441D 2100 constructive algorithms,dsu,graphs,implementation,math,string suffix structures	1	1	100.000%
5601	Valera and Fruits 441B 1400 greedy,implementation	3	3	100.000%
5603	基于一的算术 440C 1800 brute force,dfs and similar,divide and conquer	1	1	100.000%
5604	Balancer 440B 1600 greedy,implementation	3	6	50.000%
5606	Race 43E 2300 brute force,implementation,two pointers	1	1	100.000%
5607	旅行 43D 2000 brute force,constructive algorithms,implementation	1	4	25.000%
5611	Devu and Birthday Celebration 439E 2100 combinatorics,dp,math	1	1	100.000%
5612	his brother 439D 1700 binary search,sortings,ternary search,two pointers 三分思维	14	20	70.000%
5613	Devu, the Dumb Guy 439B 1200 implementation,sortings	5	5	100.000%
5614	歌手Devu和小丑Churu 439A 900 greedy,implementation	2	6	33.333%
5615	The Child and Binary Tree 438E 3100 combinatorics,divide and conquer,fft,number theory	1	1	100.000%
5616	The Child and Sequence 438D 2300 data structures,math	1	2	50.000%
5617	The Child and Polygon 437E 2500 dp,geometry	1	1	100.000%
5618	The Child and Toy 437C 1400 graphs,greedy,sortings	4	4	100.000%
5621	Om Nom and Spiders 436B 1400 implementation,math	4	6	66.667%
5624	特殊网格 435D 2000 brute force,dp,greedy	4	4	100.000%
5628	Furukawa Nagisa's Tree 434E 3000 binary search,divide and conquer,sortings,trees	1	1	100.000%
5631	Nanami的数字板 433D 2000 dsu,implementation	4	4	100.000%
5632	伦子的记忆笔记 433C 1800 implementation,math,sortings	1	1	100.000%
5634	分苹果 433A 1100 brute force,implementation 思维	17	35	48.571%
5635	Square Tiling 432E 2300 constructive algorithms,greedy	1	1	100.000%
5636	前缀以及后缀 432D 2000 dp,string suffix structures,strings,two pointers	4	7	57.143%
5637	主要掉期 432C 1800 greedy,sortings	1	1	100.000%
5638	Football Kit 432B 1200 brute force,greedy,implementation	6	10	60.000%
5639	Choosing Teams 432A 800 greedy,implementation,sortings	1	1	100.000%
5640	Random Task 431D 2100 binary search,bitmasks,combinatorics,dp,math	1	1	100.000%
5642	Shower Line 431B 1200 brute force,implementation	4	4	100.000%
5644	Balls Game 430B 1400 brute force,two pointers	2	3	66.667%
5645	Baldman and the military 42E 2700 dfs and similar,graphs,trees	1	1	100.000%
5647	Tricky Function 429D 2200 data structures,divide and conquer,geometry	1	1	100.000%
5648	Guess the Tree 429C 2300 bitmasks,constructive algorithms,dp,greedy,trees	1	1	100.000%
5650	Xor-tree 429A 1300 dfs and similar,trees	1	1	100.000%
5651	警察巡逻队 427E 2000 greedy,implementation,math,ternary search	4	6	66.667%
5652	Match & Catch 427D 2200 dp,string suffix structures,strings	1	1	100.000%
5653	Checkposts 427C 1700 dfs and similar,graphs,two pointers	3	3	100.000%
5654	监狱转移 427B 1100 data structures,implementation 思维	3	3	100.000%
5659	Sereja and Squares 425D 2300 binary search,data structures,hashing	1	1	100.000%
5660	Sereja and Two Sequences 425C 2300 data structures,dp	1	1	100.000%
5661	Sereja and Table 425B 2200 bitmasks,greedy	1	1	100.000%
5663	Biathlon Track 424D 2300 binary search,brute force,constructive algorithms,data structures,dp	1	1	100.000%
5666	代码的bug 421D 1900 binary search,data structures,sortings 思维搜索	8	11	72.727%
5667	Pasha and Hamsters 421A 800 constructive algorithms,implementation	1	1	100.000%
5670	Bug in Code 420C 1900 data structures,graphs,implementation,two pointers	3	3	100.000%
5673	Email address 41C 1300 expression parsing,implementation	1	1	100.000%
5675	Translation 41A 800 implementation,strings	1	1	100.000%
5677	Big Problems for Organizers 418D 2800 data structures,graphs,trees	1	1	100.000%
5679	Football 417C 1400 constructive algorithms,graphs,implementation	3	3	100.000%
5682	President's Path 416E 2500 dp,graphs,shortest paths	1	1	100.000%
5683	Population Size 416D 2400 greedy,implementation,math	1	1	100.000%
5685	Mashmokh and Tokens 415B 1500 binary search,greedy,implementation,math 思维	4	4	100.000%
5869	Rook, Bishop and King	0	0	0.000%
5907	Parade 35E 2100 data structures,sortings	0	2	0.000%
5909	Fire Again 35C 1500 Fire Againbrute force,dfs and similar,shortest paths 思维	2	10	20.000%
5912	成对的数字 359D 2000 Pair of Numbersbinary search,brute force,data structures,math,two pointers	5	5	100.000%
5913	Prime Number 359C 1900 Prime Numbermath,number theory	4	7	57.143%
5914	表格染色 359A 1000 Tableconstructive algorithms,greedy,implementation	98	222	44.144%
5915	Dima and Kicks 358E 2300 Dima and Kicksbrute force,dsu,graphs,implementation	1	1	100.000%
5917	Dima and Text Messages 358B 1500 Dima and Text Messagesbrute force,strings 思维	2	3	66.667%
5918	Dima and Continuous Line 358A 1400 Dima and Continuous Linebrute force,implementation	3	3	100.000%
5919	Xenia and String Problem 356E 3000 Xenia and String Problemdp,hashing,implementation,string suffix structures,strings	0	1	0.000%
5920	Compartments 356C 2100 Compartmentscombinatorics,constructive algorithms,greedy,implementation	1	1	100.000%
5921	Xenia and Hamming 356B 1900 Xenia and Hammingimplementation,math	0	1	0.000%
5922	Knight Tournament 356A 1500 Knight Tournamentdata structures,dsu 思维	4	8	50.000%
5923	瓦夏和公共交通 355B 1100 Vasya and Public Transportgreedy,implementation 贪心	4	5	80.000%
5925	Vasya and Beautiful Arrays 354C 2100 Vasya and Beautiful Arraysbrute force,dp,number theory	1	1	100.000%
5926	Game with Strings 354B 2400 Game with Stringsbitmasks,dp,games	0	2	0.000%
5927	Vasya and Robot 354A 1500 Vasya and Robotbrute force,greedy,math	4	6	66.667%
5928	Antichain 353E 2200 Antichaindp,graph matchings,greedy	1	1	100.000%
5929	队列 353D 2000 Queueconstructive algorithms,dp	3	4	75.000%
5930	Find Maximum 353C 1600 Find Maximumimplementation,math,number theory 思维	3	7	42.857%
5931	Domino 353A 1200 Dominoimplementation,math	5	6	83.333%
5932	Jeff and Periods 352B Jeff and Periodsimplementation,sortings 1300	1	1	100.000%
5933	Jeff and Digits 352A 1000 Jeff and Digitsbrute force,implementation,math	5	9	55.556%
5942	Page Numbers 34C 1300 Page Numbersexpression parsing,implementation,sortings,strings	1	1	100.000%
5943	出售 34B 900 Salegreedy,sortings 思维	4	7	57.143%
5967	Xenia and Spies 342B 1500 Xenia and Spiesbrute force,greedy,implementation	0	0	0.000%
5984	Divisor Tree 337E 2200 Divisor Treebrute force,number theory,trees	0	0	0.000%
6093	White, Black and White Again	0	0	0.000%
6155	Don't fear, DravDe is kind	0	0	0.000%
7458	Tokitsukaze, CSL and Palindrome Game 2020 Multi-University Training Contest 3	0	0	0.000%
7949	Paint by Rectangles USACO 2022 February Contest,Platinum	1	6	16.667%
7956	走路回家 walking home USACO 2021 December Contest,Bronze	35	67	52.239%
7957	Air Cownditioning 空调 USACO 2021 December Contest,Bronze，差分	11	16	68.750%
7958	孤独的照片 Lonely Photo USACO 2021 December Contest,Bronze	13	72	18.056%
7966	Blocks USACO 2022 February Contest,Bronze	6	9	66.667%
7969	Sprinklers 2: Return of the Alfalfa USACO 2020 US Open Contest,Platinum	3	5	60.000%
7970	Exercise USACO 2020 US Open Contest,Platinum	1	7	14.286%
7971	Lots of Triangles USACO 2016 December Contest,Platinum	1	1	100.000%
7973	Robotic Cow Herd USACO 2016 December Contest,Platinum	1	1	100.000%
7974	Moocast USACO 2016 December Contest,Gold	12	20	60.000%
7976	Lasers and Mirrors USACO 2016 December Contest,Gold	7	13	53.846%
7977	数干草包 Counting Haybales USACO 2016 December Contest,Silver	20	67	29.851%
7978	Cities and States USACO 2016 December Contest,Silver	24	50	48.000%
7979	Moocast USACO 2016 December Contest,Silver	12	23	52.174%
7980	方形牧场 USACO 2016 December Contest,Bronze	57	85	67.059%
7981	方块游戏 USACO 2016 December Contest,Bronze	57	103	55.340%
7982	奶牛信号 USACO 2016 December Contest,Bronze	51	76	67.105%
7984	Haircut USACO 2020 US Open Contest,Gold	8	14	57.143%
7985	Sleepy Cow Herding USACO 2019 February Contest,Bronze	52	125	41.600%
7986	The Great Revegetation USACO 2019 February Contest,Bronze	11	29	37.931%
7987	Measuring Traffic USACO 2019 February Contest,Bronze	29	62	46.774%
7988	Sleepy Cow Herding USACO 2019 February Contest,Silver	26	115	22.609%
7989	Painting the Barn USACO 2019 February Contest,Silver	31	69	44.928%
7992	种植 USACO 2019 February Contest,Silver The Great Revegetation	23	61	37.705%
7993	Cow Land USACO 2019 February Contest,Gold	7	11	63.636%
7994	Dishwashing USACO 2019 February Contest,Gold	8	11	72.727%
7995	Painting the Barn 谷仓刷漆 USACO 2019 February Contest,Gold	7	9	77.778%
7997	Cow Dating USACO 2019 February Contest,Platinum	3	9	33.333%
7998	Moorio Kart USACO 2019 February Contest,Platinum	2	5	40.000%
7999	The Cow Gathering USACO 2018 December Contest,Platinum	2	2	100.000%
8001	Fine Dining USACO 2018 December Contest,Gold	9	18	50.000%
8002	Shell Game USACO 2019 January Contest,Bronze	51	108	47.222%
8003	Sleepy Cow Sorting USACO 2019 January Contest,Bronze	43	96	44.792%
8004	Cowpatibility 牛的和谐共处 USACO 2018 December Contest,Gold	13	33	39.394%
8005	Guess the Animal USACO 2019 January Contest,Bronze	2	2	100.000%
8006	Grass Planting USACO 2019 January Contest,Silver	44	92	47.826%
8007	Icy Perimeter USACO 2019 January Contest,Silver	23	52	44.231%
8008	团队合作 USACO 2018 December Contest,Gold	17	28	60.714%
8009	山顶风光 USACO 2019 January Contest,Silver	23	54	42.593%
8011	Cow Poetry 牛诗 USACO 2019 January Contest,Gold	8	17	47.059%
8012	Sleepy Cow Sorting USACO 2019 January Contest,Gold	14	29	48.276%
8013	Shortcut USACO 2019 January Contest,Gold	9	13	69.231%
8014	Convention II USACO 2018 December Contest,Silver	16	24	66.667%
8018	混合奶牛 USACO 2018 December Contest,Bronze	23	43	53.488%
8019	The Bucket List USACO 2018 December Contest,Bronze	26	30	86.667%
8020	Train Tracking 2 USACO 2019 January Contest,Platinum	1	1	100.000%
8021	来回 USACO 2018 December Contest,Bronze	68	123	55.285%
8022	Favorite Colors USACO 2020 US Open Contest,Gold	2	4	50.000%
8023	Social Distancing USACO 2020 US Open Contest,Silver	17	34	50.000%
8024	麦片 USACO 2020 US Open Contest,Silver	51	127	40.157%
8025	牛叫 USACO 2018 December Contest,Silver	14	22	63.636%
8026	牛粒子 USACO 2020 US Open Contest,Silver	38	51	74.510%
8027	社交距离 I USACO 2020 US Open Contest,Bronze	9	85	10.588%
8028	社交距离 II USACO 2020 US Open Contest,Bronze	15	34	44.118%
8029	接触追踪 USACO 2020 US Open Contest,Bronze	7	18	38.889%
8033	Timeline 时间线 USACO 2020 February Contest,Gold spfa	13	31	41.935%
8034	Help Yourself 帮助自己 USACO 2020 February Contest,Gold	8	17	47.059%
8035	Delegation USACO 2020 February Contest,Gold	2	4	50.000%
8036	Swapity Swapity Swap USACO 2020 February Contest,Silver	9	20	45.000%
8037	Triangles USACO 2020 February Contest,Silver	9	40	22.500%
8038	时钟树 USACO 2020 February Contest,Silver	15	19	78.947%
8039	Triangles USACO 2020 February Contest,Bronze	14	27	51.852%
8040	Mad Scientist USACO 2020 February Contest,Bronze	13	22	59.091%
8041	Swapity Swap USACO 2020 February Contest,Bronze	6	14	42.857%
8048	Censoring USACO 2015 February Contest,Gold AC自动机	4	9	44.444%
8049	Fencing the Herd 围住牛群 USACO 2015 February Contest,Gold	2	5	40.000%
8050	Censoring 删减 USACO 2015 February Contest,Silver	12	30	40.000%
8052	Superbull 超级公牛 USACO 2015 February Contest,Silver	16	22	72.727%
8053	Censoring (Bronze) 删减 USACO 2015 February Contest,Bronze	3	5	60.000%
8056	Cow Rectangles USACO 2015 January Contest,Gold	1	6	16.667%
8057	电影 USACO 2015 January Contest,Gold Moovie Mooving	4	9	44.444%
8062	Cow Routing USACO 2015 January Contest,Bronze	13	39	33.333%
8065	Meeting Time USACO 2015 January Contest,Bronze	13	21	61.905%
8066	负载平衡p USACO 2016 February Contest,Platinum	4	4	100.000%
8068	圆形牛棚p USACO 2016 February Contest,Platinum	1	1	100.000%
8069	Circular Barn USACO 2016 February Contest,Gold	3	7	42.857%
8070	圆形牛棚的再次讨论 USACO 2016 February Contest,Gold	5	6	83.333%
8071	Fenced In USACO 2016 February Contest,Gold	7	23	30.435%
8072	Hoofball USACO 2018 February Contest,Bronze	22	63	34.921%
8073	Taming the Herd USACO 2018 February Contest,Bronze	37	90	41.111%
8074	Rest Stops USACO 2018 February Contest,Silver	35	108	32.407%
8075	Snow Boots USACO 2018 February Contest,Silver	8	13	61.538%
8076	Teleportation USACO 2018 February Contest,Silver	4	5	80.000%
8077	Snow Boots USACO 2018 February Contest,Gold	6	24	25.000%
8079	Directory Traversal USACO 2018 February Contest,Gold	3	5	60.000%
8080	Taming the Herd USACO 2018 February Contest,Gold	4	5	80.000%
8083	Team Tic Tac Toe USACO 2018 US Open Contest,Bronze	2	9	22.222%
8084	Milking Order USACO 2018 US Open Contest,Bronze	2	11	18.182%
8085	Family Tree USACO 2018 US Open Contest,Bronze	6	13	46.154%
8086	排序 USACO 2018 US Open Contest,Silver	14	25	56.000%
8087	Lemonade Line USACO 2018 US Open Contest,Silver	1	2	50.000%
8088	Multiplayer Moo USACO 2018 US Open Contest,Silver	1	1	100.000%
8089	Out of Sorts 2 USACO 2018 US Open Contest,Gold	1	1	100.000%
8090	Milking Order USACO 2018 US Open Contest,Gold	1	1	100.000%
8091	Talent Show USACO 2018 US Open Contest,Gold	10	12	83.333%
8095	Teleportation USACO 2018 February Contest,Bronze	3	3	100.000%
8114	Cave Paintings USACO 2020 January Contest,Platinum	5	14	35.714%
8115	Non-Decreasing Subsequences USACO 2020 January Contest,Platinum	1	1	100.000%
8116	Falling Portals USACO 2020 January Contest,Platinum	1	4	25.000%
8117	时间就是金钱 USACO 2020 January Contest,Gold	19	53	35.849%
8118	Farmer John Solves 3SUM USACO 2020 January Contest,Gold	7	30	23.333%
8119	Springboards USACO 2020 January Contest,Gold	1	1	100.000%
8120	摘苹果 USACO 2020 January Contest,Silver	5	29	17.241%
8121	偿还借款 USACO 2020 January Contest,Silver，Loan Repayment	9	17	52.941%
8122	Wormhole Sort USACO 2020 January Contest,Silver	1	3	33.333%
8123	单词处理器 USACO 2020 January Contest,Bronze	25	34	73.529%
8124	Photoshoot USACO 2020 January Contest,Bronze	13	30	43.333%
8125	Race USACO 2020 January Contest,Bronze	26	36	72.222%
8129	Milk Pumping USACO 2019 December Contest,Gold	2	6	33.333%
8130	Milk Visits USACO 2019 December Contest,Gold	3	5	60.000%
8131	Moortal Cowmbat USACO 2019 December Contest,Gold	2	2	100.000%
8133	Meetings USACO 2019 December Contest,Silver	4	6	66.667%
8134	Milk Visits USACO 2019 December Contest,Silver	12	34	35.294%
8135	Cow Gymnastics USACO 2019 December Contest,Bronze	3	6	50.000%
8136	Where Am I? USACO 2019 December Contest,Bronze	2	2	100.000%
8137	Livestock Lineup USACO 2019 December Contest,Bronze	4	9	44.444%
8140	圆形牛棚s USACO 2016 February Contest,Silver	7	17	41.176%
8141	负载平衡s USACO 2016 February Contest,Silver	17	53	32.075%
8142	牛奶桶s USACO 2016 February Contest,Silver	19	62	30.645%
8143	牛奶桶 Milk Pails USACO 2016 February Contest,Bronze	36	77	46.753%
8144	圆形牛棚 USACO 2016 February Contest,Bronze	31	57	54.386%
8145	Load Balancing USACO 2016 February Contest,Bronze	1	12	8.333%
8146	钻石收藏家 USACO 2016 US Open Contest,Bronze	40	101	39.604%
8147	瓷器店里的公牛 USACO 2016 US Open Contest,Bronze	2	8	25.000%
8148	农田缩减 Field Reduction USACO 2016 US Open Contest,Bronze	1	6	16.667%
8149	Field Reduction USACO 2016 US Open Contest,Silver	1	1	100.000%
8150	Modern Art USACO 2017 US Open Contest,Platinum Problem 1.Modern Art	1	2	50.000%
8151	Diamond Collector USACO 2016 US Open Contest,Silver	1	1	100.000%
8152	Switch Grass USACO 2017 US Open Contest,Platinum Problem 2.Switch Grass	1	6	16.667%
8153	关闭农场 USACO 2016 US Open Contest,Silver	19	28	67.857%
8154	Splitting the Field USACO 2016 US Open Contest,Gold	8	18	44.444%
8155	COWBASIC USACO 2017 US Open Contest,Platinum Problem 3.COWBASIC	1	2	50.000%
8156	Bovine Genomics USACO 2017 US Open Contest,Gold Problem 1.Bovine Genomics	5	9	55.556%
8157	Closing the Farm USACO 2016 US Open Contest,Gold	6	13	46.154%
8158	248 USACO 2016 US Open Contest,Gold	16	39	41.026%
8159	Modern Art 2 USACO 2017 US Open Contest,Gold Problem 3.Modern Art 2	12	18	66.667%
8160	Paired Up USACO 2017 US Open Contest,Silver	19	44	43.182%
8161	Bovine Genomics USACO 2017 US Open Contest,Silver Problem 2.Bovine Genomics	23	41	56.098%
8162	Where's Bessie? USACO 2017 US Open Contest,Silver Problem 3.Where's Bessie?	8	10	80.000%
8163	The Lost Cow USACO 2017 US Open Contest,Bronze Problem 1.The Lost Cow	30	39	76.923%
8164	Bovine Genomics USACO 2017 US Open Contest,Bronze Problem 2.Bovine Genomics	31	52	59.615%
8165	Modern Art USACO 2017 US Open Contest,Bronze Problem 3.Modern Art	1	1	100.000%
8167	Googol USACO 2015 US Open,Gold	0	0	0.000%
8168	Blocked Billboard II USACO 2018 January Contest,Bronze	1	1	100.000%
8169	Palindromic Paths 回文路径 USACO 2015 US Open,Gold	2	2	100.000%
8170	Lifeguards 救生员 USACO 2018 January Contest,Bronze	5	10	50.000%
8171	Trapped in the Haybales (Gold) 困在干草捆中 USACO 2015 US Open,Gold	2	2	100.000%
8172	Out of Place USACO 2018 January Contest,Bronze	1	3	33.333%
8173	Lifeguards USACO 2018 January Contest,Silver	25	53	47.170%
8174	Rental Service USACO 2018 January Contest,Silver	8	14	57.143%
8175	MooTube USACO 2018 January Contest,Silver	7	14	50.000%
8176	MooTube USACO 2018 January Contest,Gold	2	3	66.667%
8177	Cow at Large USACO 2018 January Contest,Gold	3	4	75.000%
8178	Stamp Painting USACO 2018 January Contest,Gold	1	1	100.000%
8179	Cow at Large USACO 2018 January Contest,Platinum	1	3	33.333%
8180	Lifeguards USACO 2018 January Contest,Platinum	1	5	20.000%
8181	Sprinklers USACO 2018 January Contest,Platinum	1	7	14.286%
8182	Bessie Goes Moo 贝茜哞哞 USACO 2015 US Open,Silver	2	3	66.667%
8183	Trapped in the Haybales (Silver) 困在干草捆中 USACO 2015 US Open,Silver	2	3	66.667%
8184	Bessie's Birthday Buffet 贝茜的生日自助餐 USACO 2015 US Open,Silver	2	2	100.000%
8185	Moocryption 哞加密 USACO 2015 US Open,Bronze	14	29	48.276%
8186	Bessie Gets Even 贝茜的报复 USACO 2015 US Open,Bronze	7	11	63.636%
8187	Trapped in the Haybales (Bronze) 困在干草捆中 USACO 2015 US Open,Bronze	1	2	50.000%
8188	Palindromic Paths (Bronze) USACO 2015 US Open,Bronze	0	4	0.000%
8189	Blocked Billboard USACO 2017 December Contest,Bronze	2	4	50.000%
8190	The Bovine Shuffle 牛的洗牌 USACO 2017 December Contest,Bronze	24	39	61.538%
8191	Milk Measurement USACO 2017 December Contest,Bronze	3	36	8.333%
8192	Piggyback USACO 2014 December Contest,Silver	5	10	50.000%
8193	马拉松 USACO 2014 December Contest,Silver	35	105	33.333%
8194	Cow Jog USACO 2014 December Contest,Silver	5	9	55.556%
8195	Guard Mark USACO 2014 December Contest,Gold	2	2	100.000%
8196	Marathon USACO 2014 December Contest,Gold	1	5	20.000%
8200	My Cow Ate My Homework USACO 2017 December Contest,Silver	14	37	37.838%
8201	Milk Measurement USACO 2017 December Contest,Silver	5	18	27.778%
8202	The Bovine Shuffle USACO 2017 December Contest,Silver	7	13	53.846%
8203	A Pie for a Pie USACO 2017 December Contest,Gold	1	1	100.000%
8204	Barn Painting USACO 2017 December Contest,Gold	2	2	100.000%
8205	Haybale Feast USACO 2017 December Contest,Gold	5	7	71.429%
8206	Standing Out from the Herd USACO 2017 December Contest,Platinum	2	2	100.000%
8207	Push a Box USACO 2017 December Contest,Platinum	1	1	100.000%
8210	实例学习 USACO 2014 December Contest,Bronze	3	32	9.375%
8213	Record Keeping USACO 2013 December Contest,Bronze	13	19	68.421%
8215	Wormholes USACO 2013 December Contest,Bronze	10	30	33.333%
8216	Milk Scheduling USACO 2013 December Contest,Silver	10	24	41.667%
8217	Vacation Planning USACO 2013 December Contest,Silver	10	17	58.824%
8218	The Bessie Shuffle USACO 2013 December Contest,Silver	2	5	40.000%
8220	Goldilocks and the N Cows 金发姑娘和 N 头牛 USACO 2013 November Contest,Bronze	2	4	50.000%
8229	What's Up With Gravity USACO 2013 US Open,Silver	4	17	23.529%
8230	Fuel Economy USACO 2013 US Open,Silver	3	11	27.273%
8231	Luxury River Cruise USACO 2013 US Open,Silver	6	31	19.355%
8233	Breed Proximity USACO 2013 March Contest,Bronze	13	24	54.167%
8235	The Lazy Cow 懒惰的牛 USACO 2014 March Contest,Bronze	4	7	57.143%
8238	Painting the Fence 粉刷栅栏 USACO 2013 January Contest,Bronze	2	5	40.000%
8244	Acowdemia I 牛的学术圈 I USACO 2021 US Open,Bronze	33	120	27.500%
8245	牛的学术圈 II USACO 2021 US Open,Bronze	17	38	44.737%
8246	Acowdemia III USACO 2021 US Open,Bronze	10	44	22.727%
8250	Visits USACO 2022 US Open Contest,Silver	0	0	0.000%
8256	Hoof and Brain USACO 2022 US Open Contest,Platinum	0	0	0.000%
8264	Convoluted Intervals USACO 2021 December Contest,Silver	18	46	39.130%
8265	Connecting Two Barns USACO 2021 December Contest,Silver	7	21	33.333%
8268	Closest Cow Wins USACO 2021 December Contest,Silver	8	20	40.000%
8269	Paired Up USACO 2021 December Contest,Gold	1	1	100.000%
8271	HILO USACO 2021 December Contest,Gold	1	2	50.000%
8272	Bracelet Crossings USACO 2021 December Contest,Gold	1	1	100.000%
8274	Maze Tac Toe USACO 2021 US Open,Silver	1	1	100.000%
8275	Do You Know Your ABCs USACO 2021 US Open,Silver	3	3	100.000%
8276	Acowdemia USACO 2021 US Open,Silver	16	45	35.556%
8277	United Cows of Farmer John USACO 2021 US Open,Gold	4	9	44.444%
8278	Portals USACO 2021 US Open,Gold	7	10	70.000%
8279	Permutation USACO 2021 US Open,Gold	1	1	100.000%
8284	奶牛的照片 USACO 2011 December Contest,Silver Cow Photography	8	10	80.000%
8285	路障 USACO 2011 December Contest,Silver Roadblock	7	27	25.926%
8286	Umbrellas for Cows USACO 2011 December Contest,Silver	8	8	100.000%
8290	Contest Timing USACO 2011 November Contest,Bronze	20	22	90.909%
8291	Awkward Digits USACO 2011 November Contest,Bronze	18	18	100.000%
8292	Moo Sick USACO 2011 November Contest,Bronze	11	12	91.667%
8294	Cow Beauty Pageant (Silver Level） USACO 2011 November Contest,Silver	4	4	100.000%
8295	Cow Lineup USACO 2011 November Contest,Silver	9	10	90.000%
8296	Tile Exchanging USACO 2011 November Contest,Silver	7	7	100.000%
8297	Above the Median USACO 2011 November Contest,Gold	8	9	88.889%
8298	Binary Sudoku USACO 2011 November Contest,Gold	4	6	66.667%
8299	Cow Steeplechase USACO 2011 November Contest,Gold	2	2	100.000%
8300	Optimal Milking USACO 2013 December Contest,Gold	4	10	40.000%
8331	Tractor 1 1 USACO 2013 February Contest,Silver	6	12	50.000%
8373	Why Did the Cow Cross the Road USACO 2017 February Contest,Bronze	0	0	0.000%
8396	Cow Tipping USACO 2017 January Contest,Bronze	1	1	100.000%
8422	Rope Folding USACO 2012 February Contest,Bronze Division	1	1	100.000%
8423	Overplanting (Bronze) USACO 2012 February Contest,Bronze Division	1	1	100.000%
8424	Moo USACO 2012 February Contest,Bronze Division	1	1	100.000%
8425	Overplanting (Silver) USACO 2012 February Contest,Silver Division	1	3	33.333%
8426	Cow IDs USACO 2012 February Contest,Silver Division	1	2	50.000%
8427	Do You Know Your ABCs? USACO 2020 December Contest,Bronze	2	2	100.000%
8428	Relocation USACO 2012 February Contest,Silver Division	1	1	100.000%
8429	Daisy Chains USACO 2020 December Contest,Bronze	11	13	84.615%
8430	Stuck in a Rut 墨守成规 USACO 2020 December Contest,Bronze	11	19	57.895%
8431	Cow Coupons USACO 2012 February Contest,Gold Division	1	1	100.000%
8432	Cowntagion USACO 2020 December Contest,Silver	8	13	61.538%
8433	Symmetry USACO 2012 February Contest,Gold Division	1	2	50.000%
8434	Rectangular Pasture USACO 2020 December Contest,Silver	2	2	100.000%
8435	Nearby Cows USACO 2012 February Contest,Gold Division	1	1	100.000%
8436	Stuck in a Rut USACO 2020 December Contest,Silver	3	9	33.333%
8437	Gifts USACO 2012 January Contest,Bronze Division	1	1	100.000%
8438	Replication USACO 2020 December Contest,Gold	1	1	100.000%
8439	Haybale Stacking USACO 2012 January Contest,Bronze Division	1	3	33.333%
8440	Bovine Genetics USACO 2020 December Contest,Gold	1	1	100.000%
8441	Square Pasture USACO 2020 December Contest,Gold	1	1	100.000%
8442	Grazing Patterns USACO 2012 January Contest,Bronze Division	1	1	100.000%
8443	Delivery Route USACO 2012 January Contest,Silver Division	1	1	100.000%
8444	Bale Share USACO 2012 January Contest,Silver Division	1	1	100.000%
8445	Mountain Climbing USACO 2012 January Contest,Silver Division	1	1	100.000%
8446	Video Game USACO 2012 January Contest,Gold Division	1	1	100.000%
8447	Cow Run USACO 2012 January Contest,Gold Division	1	1	100.000%
8448	Bovine Alliance USACO 2012 January Contest,Gold Division	1	1	100.000%
8458	Cow Dance Show USACO 2017 January Contest,Silver	0	0	0.000%
8460	Secret Cow Code USACO 2017 January Contest,Silver	0	0	0.000%
8461	Balanced Photo USACO 2017 January Contest,Gold	0	0	0.000%
8462	Hoof, Paper, Scissors USACO 2017 January Contest,Gold	0	0	0.000%
8463	Cow Navigation USACO 2017 January Contest,Gold	0	0	0.000%

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