题库 - strings - HydroOJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	4719	P554B Ohana Cleans Up brute force greedy strings *1200	0 / 0	4
	4707	P557E Ann and Half-Palindrome data structures dp graphs string suffix structures strings trees *2300	0 / 0	8
	4702	P558E A Simple Task data structures sortings strings *2300	1 / 5	8
	4700	P559B Equivalent Strings divide and conquer hashing sortings strings *1700	0 / 0	5
	4694	P566A Matching Names dfs and similar strings trees *2300	0 / 0	8
	4626	P580E Kefa and Watch data structures hashing strings *2500	0 / 0	9
	4610	P584C Marina and Vasya constructive algorithms greedy strings *1700	0 / 0	5
	4602	P585F Digits of Number Pi dp implementation strings *3200	0 / 0	10
	4594	P587F Duff is Mad data structures strings *3000	0 / 0	10
	4587	P590E Birthday graph matchings strings *3200	0 / 0	10
	4585	P591B Rebranding implementation strings *1200	0 / 0	4
	4570	P594E Cutting the Line string suffix structures strings *3100	0 / 0	10
	4563	P596E Wilbur and Strings dfs and similar dp graphs strings *2500	0 / 0	9
	4558	P598B Queries on a String implementation strings *1300	0 / 0	4
	4547	P600A Extract Numbers implementation strings *1600	0 / 0	5
	4546	P600C Make Palindrome constructive algorithms greedy strings *1800	0 / 1	6
	4539	P601D Acyclic Organic Compounds data structures dfs and similar dsu hashing strings trees *2400	0 / 0	9
	4518	P607C Marbles hashing strings *2500	0 / 0	9
	4514	P608B Hamming Distance Sum combinatorics strings *1500	1 / 2	5
	4503	P610E Alphabet Permutations data structures strings *2500	0 / 0	9
	4498	P611D New Year and Ancient Prophecy dp hashing strings *2000	0 / 0	7
	4493	P612A The Text Splitting brute force implementation strings *1300	0 / 0	4
	4482	P613E Puzzle Lover dp hashing strings *3200	0 / 0	10
	4477	P615C Running Track dp greedy strings trees *2000	0 / 0	7
	4474	P616A Comparing Two Long Integers implementation strings *900	1 / 1	3
	4469	P616F Expensive Strings string suffix structures strings *2700	0 / 0	10
	4451	P620F Xors on Segments data structures strings trees *2800	0 / 0	10
	4431	P625B War of the Corporations constructive algorithms greedy strings *1200	0 / 0	4
	4412	P628C Bear and String Distance greedy strings *1300	0 / 0	4
	4406	P629C Famil Door and Brackets dp strings *2000	0 / 0	7
	4382	P631D Messenger data structures hashing implementation string suffix structures strings *2100	0 / 0	7
	4378	P632C The Smallest String Concatenation sortings strings *1700	0 / 0	5
	4371	P633C Spy Syndrome 2 data structures dp hashing implementation sortings string suffix structures strings *1900	0 / 0	6
	4359	P638B Making Genome in Berland special problem dfs and similar strings 1500	0 / 0	5
	4334	P644C Hostname Aliases special problem binary search data structures implementation sortings strings 2100	0 / 0	7
	4329	P645E Intellectual Inquiry dp greedy strings *2200	0 / 0	8
	4312	P653B Bear and Compressing brute force dfs and similar dp strings *1300	0 / 0	4
	4308	P653F Paper task data structures string suffix structures strings *2600	0 / 0	10
	4268	P665C Simple Strings dp greedy strings *1300	0 / 0	4
	4266	P665E Beautiful Subarrays data structures divide and conquer strings trees *2100	1 / 6	7
	4265	P666A Reberland Linguistics dp implementation strings *1800	0 / 0	6
	4262	P666C Codeword combinatorics strings *2500	0 / 0	9
	4251	P670E Correct Bracket Sequence Editor data structures dsu strings *1700	0 / 0	5
	4250	P670F Restore a Number brute force constructive algorithms strings *2300	0 / 0	8
	4243	P672B Different is Good constructive algorithms implementation strings *1000	0 / 0	3
	4232	P676C Vasya and String binary search dp strings two pointers *1500	1 / 1	5
	4226	P677C Vanya and Label bitmasks combinatorics implementation strings *1500	0 / 0	5
	4201	P682D Alyona and Strings dp strings *1900	0 / 0	6
	4151	P691B s-palindrome implementation strings *1600	0 / 0	5
	4150	P691C Exponential notation implementation strings *1800	0 / 0	6

根据当前过滤条件随机选择一道题