	ID	题目显示标签隐藏标签	AC / 尝试	难度
	5011	P514C Watto and Mechanism binary search data structures hashing string suffix structures strings *2000	0 / 0	(无)
	5010	P514D R2D2 and Droid Army binary search data structures two pointers *2000	0 / 0	(无)
	5009	P514E Darth Vader and Tree dp matrices *2200	0 / 0	(无)
	5008	P515A Drazil and Date math *1000	0 / 0	(无)
	5007	P515B Drazil and His Happy Friends brute force dsu meet-in-the-middle number theory *1300	0 / 0	(无)
	5006	P515C Drazil and Factorial greedy math sortings *1400	0 / 0	(无)
	5005	P515D Drazil and Tiles constructive algorithms greedy *2000	0 / 0	(无)
	5004	P515E Drazil and Park data structures *2300	0 / 0	(无)
	5003	P516D Drazil and Morning Exercise dfs and similar dp dsu trees two pointers *2800	0 / 0	(无)
	5002	P516E Drazil and His Happy Friends math number theory *3100	0 / 0	(无)
	5001	P518A Vitaly and Strings constructive algorithms strings *1600	0 / 0	(无)
	5000	P518B Tanya and Postcard greedy implementation strings *1400	0 / 0	(无)
	4999	P518C Anya and Smartphone constructive algorithms data structures implementation *1600	0 / 0	(无)
	4998	P518D Ilya and Escalator combinatorics dp math probabilities *1700	0 / 0	(无)
	4997	P518E Arthur and Questions greedy implementation math ternary search *2200	0 / 0	(无)
	4996	P518F Pasha and Pipe binary search brute force combinatorics dp implementation *2300	0 / 0	(无)
	4995	P519A A and B and Chess implementation *900	0 / 0	(无)
	4994	P519B A and B and Compilation Errors data structures implementation sortings *1100	0 / 0	(无)
	4993	P519C A and B and Team Training greedy implementation math number theory *1300	0 / 0	(无)
	4992	P519D A and B and Interesting Substrings data structures dp two pointers *1800	0 / 0	(无)
	4991	P519E A and B and Lecture Rooms binary search data structures dfs and similar dp trees *2100	0 / 0	(无)
	4990	P520A Pangram implementation strings *800	0 / 0	(无)
	4989	P520B Two Buttons dfs and similar graphs greedy implementation math shortest paths *1400	0 / 0	(无)
	4988	P520C DNA Alignment math strings *1500	0 / 0	(无)
	4987	P520D Cubes games greedy implementation *2100	0 / 0	(无)
	4986	P520E Pluses everywhere combinatorics dp math number theory *2200	0 / 0	(无)
	4985	P521D Shop greedy *2800	0 / 0	(无)
	4984	P521E Cycling City dfs and similar graphs *3100	0 / 0	(无)
	4983	P522A Reposts special problem dfs and similar dp graphs trees 1200	0 / 0	(无)
	4982	P522B Photo to Remember special problem data structures dp implementation 1100	0 / 0	(无)
	4981	P522C Chicken or Fish? greedy *2100	0 / 0	(无)
	4980	P522D Closest Equals special problem data structures 2000	0 / 0	(无)
	4979	P523A Rotate, Flip and Zoom special problem implementation 1200	0 / 0	(无)
	4978	P523B Mean Requests special problem implementation 1500	0 / 0	(无)
	4977	P523C Name Quest special problem greedy 1400	0 / 0	(无)
	4976	P523D Statistics of Recompressing Videos special problem data structures implementation 1600	0 / 0	(无)
	4975	P524A Возможно, вы знаете этих людей? implementation *1600	0 / 0	(无)
	4974	P524B Фото на память - 2 (round version) dp greedy *1700	0 / 0	(无)
	4973	P524C The Art of Dealing with ATM binary search sortings *1900	0 / 0	(无)
	4972	P524D Social Network greedy two pointers *2100	0 / 0	(无)
	4971	P524E Rooks and Rectangles data structures sortings *2400	0 / 0	(无)
	4970	P524F And Yet Another Bracket Sequence data structures greedy hashing string suffix structures strings *2700	0 / 0	(无)
	4969	P525A Vitaliy and Pie greedy hashing strings *1100	0 / 0	(无)
	4968	P525B Pasha and String constructive algorithms greedy math strings *1400	0 / 0	(无)
	4967	P525C Ilya and Sticks greedy math sortings *1600	0 / 0	(无)
	4966	P525D Arthur and Walls constructive algorithms data structures graphs greedy shortest paths *2400	0 / 0	(无)
	4965	P525E Anya and Cubes binary search bitmasks brute force dp math meet-in-the-middle *2100	0 / 0	(无)
	4964	P526A King of Thieves brute force implementation *1300	0 / 0	(无)
	4963	P526B Om Nom and Dark Park dfs and similar greedy implementation *1400	0 / 0	(无)
	4962	P526C Om Nom and Candies brute force greedy math *2000	0 / 0	(无)
	4961	P526D Om Nom and Necklace hashing string suffix structures strings *2200	0 / 0	(无)
	4960	P526E Transmitting Levels dp implementation *2400	0 / 0	(无)
	4959	P526F Pudding Monsters data structures divide and conquer *3000	0 / 0	(无)
	4958	P526G Spiders Evil Plan greedy trees *3300	0 / 0	(无)
	4957	P527A Playing with Paper implementation math *1100	0 / 0	(无)
	4956	P527B Error Correct System greedy *1500	0 / 0	(无)
	4955	P527C Glass Carving binary search data structures implementation *1500	0 / 0	(无)
	4954	P527D Clique Problem data structures dp greedy implementation sortings *1800	0 / 0	(无)
	4953	P527E Data Center Drama dfs and similar graphs *2600	0 / 0	(无)
	4952	P528D Fuzzy Search bitmasks brute force fft *2500	0 / 0	(无)
	4951	P528E __NO_TITLE__	0 / 0	(无)
	4950	P529B Group Photo 2 (online mirror version) brute force greedy sortings *1900	0 / 0	(无)
	4949	P530A Quadratic equation special problem 1500	0 / 0	(无)
	4948	P530B String inside out special problem 1600	0 / 0	(无)
	4947	P530C Diophantine equation special problem 1500	0 / 0	(无)
	4946	P530D Set subtraction special problem 1600	0 / 0	(无)
	4945	P530E Sum and product special problem 1700	0 / 0	(无)
	4944	P530F Jumping frogs special problem 2100	0 / 0	(无)
	4943	P530G Levenshtein distance special problem 2100	0 / 0	(无)
	4942	P530H Points in triangle special problem geometry 2100	0 / 0	(无)
	4941	P530I Different variables special problem 2500	0 / 0	(无)
	4940	P533A Berland Miners binary search data structures dfs and similar greedy trees *3000	0 / 0	(无)
	4939	P533B Work Group dfs and similar dp graphs strings trees *2000	0 / 0	(无)
	4938	P533C Board Game games greedy implementation math *1700	0 / 0	(无)
	4937	P533D Landmarks data structures dp *3000	0 / 0	(无)
	4936	P533E Correcting Mistakes constructive algorithms dp greedy hashing strings two pointers *1800	0 / 0	(无)
	4935	P533F Encoding hashing string suffix structures strings *2400	0 / 0	(无)
	4934	P534A Exam constructive algorithms implementation math *1100	0 / 0	(无)
	4933	P534B Covered Path dp greedy math *1400	0 / 0	(无)
	4932	P534C Polycarpus' Dice math *1600	0 / 0	(无)
	4931	P534D Handshakes binary search constructive algorithms data structures greedy *1900	0 / 0	(无)
	4930	P534E Berland Local Positioning System constructive algorithms greedy hashing implementation *2400	0 / 0	(无)
	4929	P534F Simplified Nonogram bitmasks dp hashing meet-in-the-middle *2400	0 / 0	(无)
	4928	P535A Tavas and Nafas brute force implementation *1000	0 / 0	(无)
	4927	P535B Tavas and SaDDas bitmasks brute force combinatorics implementation *1100	0 / 0	(无)
	4926	P535C Tavas and Karafs binary search greedy math *1900	0 / 0	(无)
	4925	P535D Tavas and Malekas greedy hashing string suffix structures strings *1900	0 / 0	(无)
	4924	P535E Tavas and Pashmaks geometry math *2600	0 / 0	(无)
	4923	P536D Tavas in Kansas dp games *2900	0 / 0	(无)
	4922	P536E Tavas on the Path data structures divide and conquer trees *3100	0 / 0	(无)
	4921	P538A Cutting Banner brute force implementation *1400	0 / 0	(无)
	4920	P538B Quasi Binary constructive algorithms dp greedy implementation *1400	0 / 0	(无)
	4919	P538C Tourist's Notes binary search brute force greedy implementation math *1600	0 / 0	(无)
	4918	P538D Weird Chess brute force constructive algorithms implementation *1800	0 / 0	(无)
	4917	P538E Demiurges Play Again dfs and similar dp math trees *2200	0 / 0	(无)
	4916	P538F A Heap of Heaps brute force data structures math sortings *2200	0 / 0	(无)
	4915	P538G Berserk Robot constructive algorithms math sortings *3100	0 / 0	(无)
	4914	P538H Summer Dichotomy 2-sat data structures dfs and similar greedy *3200	0 / 0	(无)
	4913	P540A Combination Lock implementation *800	0 / 0	(无)
	4912	P540B School Marks greedy implementation *1700	0 / 0	(无)

HGNU

根据当前过滤条件随机选择一道题

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杨旭龙、王树淳、王国斌、宋文宇、朱天伦

特别鸣谢

肖飞、关玉蓉、魏银珍、周芬

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