bitmasks - 题库 - Boyacoding

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	267	P1705F Mark and the Online Exam bitmasks constructive algorithms interactive probabilities *2900	0 / 0	10
	255	P1707F Bugaboo bitmasks constructive algorithms dp number theory *3500	0 / 0	10
	248	P1709E XOR Tree bitmasks data structures dfs and similar dsu greedy trees *2400	0 / 0	9
	247	P1709F Multiset of Strings bitmasks brute force dp fft flows graphs math meet-in-the-middle trees *2500	0 / 0	9
	244	P1710C XOR Triangle bitmasks brute force constructive algorithms dp greedy math *2500	0 / 0	9
	227	P1713F Lost Array bitmasks combinatorics constructive algorithms dp math *2900	0 / 0	10
	216	P1715D 2+ doors 2-sat bitmasks graphs greedy *1900	0 / 0	6
	209	P1716E Swap and Maximum Block bitmasks data structures dfs and similar divide and conquer dp *2500	0 / 0	9
	188	P1720D1 Xor-Subsequence (easy version) bitmasks brute force dp strings trees two pointers *1800	0 / 0	6
	187	P1720D2 Xor-Subsequence (hard version) bitmasks data structures dp strings trees *2400	0 / 0	9
	182	P1721D Maximum AND bitmasks dfs and similar divide and conquer greedy sortings *1800	0 / 0	6
	173	P1722G Even-Odd XOR bitmasks constructive algorithms greedy *1500	0 / 0	5
	169	P1725D Deducing Sortability binary search bitmasks math *2900	0 / 0	10
	167	P1725F Field Photography bitmasks data structures sortings *2100	0 / 0	7
	158	P1726B Mainak and Interesting Sequence bitmasks constructive algorithms math *1100	0 / 0	3
	145	P1728G Illumination binary search bitmasks brute force combinatorics dp math two pointers *2700	0 / 0	10
	132	P1730F Almost Sorted bitmasks data structures dp *2700	0 / 0	10
	129	P1732C1 Sheikh (Easy version) binary search bitmasks greedy two pointers *1800	0 / 0	6
	128	P1732C2 Sheikh (Hard Version) binary search bitmasks brute force greedy implementation two pointers *2100	0 / 0	7
	113	P1734F Zeros and Ones bitmasks divide and conquer dp math *2500	0 / 0	9
	81	P1739E Cleaning Robot bitmasks dp *2400	0 / 0	9
	80	P1739F Keyboard Design bitmasks data structures dp string suffix structures strings *2600	0 / 0	10
	64	P1741G Kirill and Company bitmasks brute force dfs and similar dp flows graphs shortest paths *2200	0 / 0	8
	57	P1742G Orray bitmasks brute force greedy math sortings *1500	0 / 0	5
	50	P1743G Antifibonacci Cut bitmasks combinatorics constructive algorithms data structures dp hashing math *3000	0 / 0	10
	31	P1747D Yet Another Problem binary search bitmasks constructive algorithms data structures *1900	0 / 0	6
	26	P1748D ConstructOR bitmasks chinese remainder theorem combinatorics constructive algorithms fft math number theory *2100	0 / 0	7
	24	P1748F Circular Xor Reversal bitmasks constructive algorithms *3000	0 / 0	10
	8193	P1760G SlavicG's Favorite Problem bitmasks brute force constructive algorithms data structures dfs and similar graphs greedy	0 / 0	(无)
	8182	P1761D Carry Bit bitmasks combinatorics dp math	0 / 0	(无)
	8213	P1765A Access Levels bitmasks dsu flows graph matchings *2400	0 / 0	9
	8309	P1770F Koxia and Sequence bitmasks combinatorics dp math number theory *3100	0 / 0	10
	8301	P1771F Hossam and Range Minimum Query binary search bitmasks data structures hashing probabilities strings trees *2500	0 / 0	9
	8266	P1773G Game of Questions bitmasks combinatorics dp fft math probabilities *2800	0 / 0	10
	8249	P1775B Gardener and the Array bitmasks constructive algorithms	0 / 0	(无)
	8248	P1775C Interesting Sequence bitmasks math	0 / 0	(无)
	8294	P1777D Score of a Tree bitmasks combinatorics dfs and similar dp math probabilities trees	0 / 0	(无)
	8292	P1777F Comfortably Numb bitmasks data structures divide and conquer strings trees	0 / 0	(无)
	8334	P1778C Flexible String bitmasks brute force strings	0 / 0	(无)
	8332	P1778E The Tree Has Fallen! bitmasks dfs and similar math trees	0 / 0	(无)
	8239	P1779F Xorcerer's Stones bitmasks constructive algorithms dp trees	0 / 0	(无)
	8289	P1780D Bit Guessing Game binary search bitmasks constructive algorithms interactive	0 / 0	(无)
	8287	P1780F Three Chairs bitmasks combinatorics data structures dp number theory sortings	0 / 0	(无)
	8326	P1787E The Harmonization of XOR bitmasks constructive algorithms greedy math	0 / 0	(无)
	8360	P1788F XOR, Tree, and Queries bitmasks constructive algorithms dfs and similar dsu graphs greedy implementation trees	0 / 0	(无)
	8375	P1789D Serval and Shift-Shift-Shift bitmasks brute force constructive algorithms implementation	0 / 0	(无)
	8317	P1790E Vlad and a Pair of Numbers bitmasks constructive algorithms	0 / 0	(无)
	8366	P1795G Removal Sequences bitmasks dfs and similar graphs *2700	0 / 0	10
	8388	P1799H Tree Cutting bitmasks dfs and similar dp	0 / 0	(无)
	8380	P1800F Dasha and Nightmares bitmasks hashing meet-in-the-middle	0 / 0	(无)
	8439	P1801A The Very Beautiful Blanket bitmasks constructive algorithms *1600	0 / 0	5
	8426	P1804E Routing bitmasks brute force dfs and similar dp graphs *2400	0 / 0	9
	8423	P1804H Code Lock bitmasks dp *3300	0 / 0	10
	8478	P1805A We Need the Zero bitmasks brute force	0 / 0	(无)
	8408	P1807G2 Subsequence Addition (Hard Version) bitmasks data structures dp greedy implementation sortings	0 / 0	(无)
	8572	P1842B Tenzing and Books bitmasks greedy math *1100	0 / 0	3
	8566	P1842H Tenzing and Random Real Numbers bitmasks dp graphs math probabilities *3000	0 / 0	10
	8562	P1843C Sum in Binary Tree bitmasks combinatorics math trees *800	0 / 0	3
	8550	P1844G Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees *3000	0 / 0	10
	8535	P1846G Rudolf and CodeVid-23 bitmasks dp graphs greedy shortest paths *1900	0 / 0	6
	8533	P1847B Hamon Odyssey bitmasks greedy two pointers *1000	0 / 0	3
	8532	P1847C Vampiric Powers, anyone? bitmasks brute force dp greedy *1400	0 / 0	4
	8529	P1847F The Boss's Identity binary search bitmasks data structures dfs and similar greedy math sortings *2500	0 / 0	9
	8523	P1848F Vika and Wiki binary search bitmasks combinatorics divide and conquer dp math *2400	0 / 0	9
	8517	P1849F XOR Partition binary search bitmasks data structures divide and conquer greedy trees	0 / 0	(无)
	8503	P1851F Lisa and the Martians bitmasks greedy math strings trees	0 / 0	(无)
	8491	P1854B Earn or Unlock bitmasks brute force dp	0 / 0	(无)
	8626	P1856E2 PermuTree (hard version) bitmasks dfs and similar dp fft greedy implementation math trees *2700	0 / 0	10
	8712	P1861F Four Suits binary search bitmasks flows greedy *3200	0 / 0	10
	8595	P1862F Magic Will Save the World binary search bitmasks brute force dp	0 / 0	(无)
	8706	P1863F Divide, XOR, and Conquer bitmasks dp math *2600	0 / 0	10
	8591	P1864C Divisor Chain bitmasks constructive algorithms math number theory	0 / 0	(无)
	8589	P1864E Guess Game bitmasks constructive algorithms data structures games math probabilities sortings strings trees	0 / 0	(无)
	8688	P1867B XOR Palindromes bitmasks constructive algorithms strings *1100	0 / 0	3
	8681	P1868B1 Candy Party (Easy Version) bitmasks constructive algorithms graphs greedy implementation math *1700	0 / 0	5
	8680	P1868B2 Candy Party (Hard Version) bitmasks constructive algorithms dp greedy implementation math *2100	0 / 0	7
	8672	P1870B Friendly Arrays bitmasks greedy math *1200	0 / 0	4
	8669	P1870E Another MEX Problem bitmasks brute force dp shortest paths *2300	0 / 0	8
	8661	P1872E Data Structures Fan binary search bitmasks data structures dp *1500	0 / 0	5
	8746	P1874B Jellyfish and Math bitmasks brute force dfs and similar dp graphs shortest paths	0 / 0	(无)
	8739	P1875C Jellyfish and Green Apple bitmasks greedy math number theory	0 / 0	(无)
	8646	P1878E Iva & Pav binary search bitmasks data structures greedy	0 / 0	(无)
	8644	P1878G wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar implementation trees	0 / 0	(无)
	8640	P1879D Sum of XOR Functions bitmasks combinatorics divide and conquer dp math *1700	0 / 0	5
	8636	P1882B Sets and Union bitmasks brute force constructive algorithms greedy	0 / 0	(无)
	8634	P1882D Tree XOR bitmasks dfs and similar dp greedy trees	0 / 0	(无)
	8783	P1883E Look Back bitmasks greedy	0 / 0	(无)
	8717	P1886E I Wanna be the Team Leader bitmasks dp greedy math sortings two pointers	0 / 0	(无)
	8751	P1895D XOR Construction bitmasks constructive algorithms data structures math trees	0 / 0	(无)
	8858	P1900D Small GCD bitmasks brute force dp math number theory *2000	0 / 0	7
	8848	P1903B StORage room bitmasks brute force constructive algorithms greedy *1200	0 / 0	4
	8846	P1903D1 Maximum And Queries (easy version) binary search bitmasks brute force greedy *1700	0 / 0	5
	8845	P1903D2 Maximum And Queries (hard version) bitmasks divide and conquer dp greedy *2500	0 / 0	9
	8841	P1906B Button Pressing bitmasks constructive algorithms hashing *2600	0 / 0	10
	8913	P1909B Make Almost Equal With Mod bitmasks constructive algorithms math number theory *1200	0 / 0	4
	8910	P1909E Multiple Lamps bitmasks brute force constructive algorithms math number theory *2400	0 / 0	9
	8884	P1912K Kim's Quest bitmasks combinatorics dp *1800	0 / 0	6
	8880	P1913C Game with Multiset binary search bitmasks brute force greedy *1300	0 / 0	4
	8862	P1917F Construct Tree bitmasks constructive algorithms dp trees *2500	0 / 0	9
	9009	P1922E Increasing Subsequences bitmasks constructive algorithms divide and conquer greedy math *1800	0 / 0	6

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