题库 - bitmasks - HydroOJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	7420	P1583F Defender of Childhood Dreams bitmasks constructive algorithms divide and conquer	0 / 0	(无)
	7472	P1584F Strange LCS bitmasks dp graphs greedy strings *2600	0 / 0	10
	7359	P1592C Bakry and Partitioning bitmasks constructive algorithms dfs and similar dp graphs trees	0 / 0	(无)
	7357	P1592E Bored Bakry bitmasks greedy math two pointers	0 / 0	(无)
	7386	P1594B Special Numbers bitmasks math *1100	0 / 0	3
	7402	P1598F RBS binary search bitmasks dp	1 / 8	10
	7466	P1605D Treelabeling bitmasks constructive algorithms dfs and similar games greedy implementation trees *2100	0 / 0	7
	7497	P1614C Divan and bitwise operations bitmasks combinatorics constructive algorithms dp math *1500	0 / 0	5
	7563	P1615B And It's Non-Zero bitmasks greedy math	1 / 1	10
	7561	P1615D X(or)-mas Tree 2-sat bitmasks dfs and similar dsu graphs trees	1 / 1	10
	7576	P1616H Keep XOR Low bitmasks combinatorics divide and conquer dp math *3000	1 / 1	10
	7530	P1618F Reverse bitmasks implementation math strings	1 / 1	10
	7542	P1620G Subsequences Galore bitmasks combinatorics dp math	0 / 0	(无)
	7566	P1622E Math Test bitmasks brute force greedy	1 / 2	10
	7593	P1624G MinOr Tree bitmasks dfs and similar dsu	0 / 0	(无)
	7605	P1625A Ancient Civilization bitmasks greedy math	1 / 1	10
	7602	P1625D Binary Spiders bitmasks data structures implementation math sortings trees	0 / 0	(无)
	7634	P1630A And Matching bitmasks constructive algorithms	1 / 1	10
	7639	P1632B Roof Construction bitmasks constructive algorithms	1 / 2	10
	7638	P1632C Strange Test binary search bitmasks brute force greedy math	0 / 0	(无)
	7683	P1635A Min Or Sum bitmasks greedy	1 / 1	10
	7680	P1635D Infinite Set bitmasks dp math matrices number theory strings	0 / 0	(无)
	7694	P1641D Two Arrays bitmasks brute force greedy hashing probabilities two pointers	2 / 3	10
	7701	P1646C Factorials and Powers of Two bitmasks brute force constructive algorithms math *1500	0 / 0	5
	7733	P1654F Minimal String Xoration bitmasks data structures divide and conquer greedy sortings strings *2800	0 / 0	10
	7757	P1658D1 388535 (Easy Version) bitmasks math	0 / 0	(无)
	7756	P1658D2 388535 (Hard Version) bitmasks math	0 / 0	(无)
	7800	P1659E AND-MEX Walk bitmasks brute force data structures dfs and similar dsu graphs greedy	0 / 0	(无)
	7777	P1665D GCD Guess bitmasks chinese remainder theorem constructive algorithms interactive math number theory	0 / 0	(无)
	7776	P1665E MinimizOR binary search bitmasks data structures dp greedy implementation	0 / 0	(无)
	7821	P1669H Maximal AND bitmasks greedy math *1300	0 / 0	(无)
	7882	P1670E Hemose on the Tree bitmasks constructive algorithms dfs and similar trees *2200	0 / 0	(无)
	7881	P1670F Jee, You See? bitmasks combinatorics dp *2400	0 / 0	(无)
	7860	P1673E Power or XOR? bitmasks combinatorics math number theory	0 / 0	(无)
	7859	P1673F Anti-Theft Road Planning binary search bitmasks constructive algorithms divide and conquer greedy hashing interactive math	0 / 0	(无)
	7903	P1679E Typical Party in Dorm bitmasks combinatorics dp	0 / 0	(无)
	7920	P1682B AND Sorting bitmasks constructive algorithms sortings	0 / 0	(无)
	7944	P1688A Cirno's Perfect Bitmasks Classroom bitmasks brute force constructive algorithms *800	0 / 0	(无)
	7943	P1688B Patchouli's Magical Talisman bitmasks constructive algorithms greedy sortings *800	0 / 0	(无)
	7964	P1689E ANDfinity bitmasks brute force constructive algorithms dfs and similar dsu graphs *2500	0 / 0	(无)
	8004	P1696A NIT orz! bitmasks greedy *800	0 / 0	(无)
	8011	P1698A XOR Mixup bitmasks brute force	1 / 1	10
	8015	P1699B Almost Ternary Matrix 2-sat bitmasks constructive algorithms matrices	0 / 0	(无)
	8031	P1703G Good Key, Bad Key bitmasks brute force dp greedy math	0 / 0	(无)
	8053	P1705E Mark and Professor Koro binary search bitmasks brute force combinatorics data structures greedy schedules	0 / 0	(无)
	8052	P1705F Mark and the Online Exam bitmasks constructive algorithms interactive math probabilities	0 / 0	(无)
	8040	P1707F Bugaboo bitmasks constructive algorithms dp number theory	0 / 0	(无)
	8066	P1709E XOR Tree bitmasks data structures dfs and similar dsu greedy trees	0 / 0	(无)
	8065	P1709F Multiset of Strings bitmasks brute force dp fft flows graphs math meet-in-the-middle trees	0 / 0	(无)
	8062	P1710C XOR Triangle bitmasks dp	0 / 0	(无)

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