Problemset - Codeforces

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Codeforces Round 951 (Div. 2)
26:15:54
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Problems

#	Name
1718D	Permutation for Burenka data structures, graph matchings, greedy, math, trees	3300	x291
1718C	Tonya and Burenka-179 data structures, greedy, math, number theory	2400	x1534
1718B	Fibonacci Strings greedy, implementation, math, number theory	2000	x2899
1718A2	Burenka and Traditions (hard version) data structures, dp, greedy	1900	x5039
1718A1	Burenka and Traditions (easy version) dp, greedy	1800	x5536
1717D	Madoka and The Corruption Scheme combinatorics, constructive algorithms, greedy, math	1900	x4280
1717C	Madoka and Formal Statement greedy	1300	x14340
1716C	Robot in a Hallway data structures, dp, greedy, implementation, ternary search	2000	x4034
1716A	2-3 Moves greedy, math	800	x31672
1715E	Long Way Home data structures, divide and conquer, dp, geometry, graphs, greedy, shortest paths	2400	x1628
1715D	2+ doors 2-sat, bitmasks, graphs, greedy	1900	x4961
1715B	Beautiful Array constructive algorithms, greedy, math	1000	x20382
1715A	Crossmarket constructive algorithms, greedy, math	800	x23265
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8792
1714C	Minimum Varied Number greedy	800	x30181
1714B	Remove Prefix data structures, greedy, implementation	800	x29506
1713E	Cross Swapping 2-sat, data structures, dsu, greedy, matrices	2400	x1527
1713D	Tournament Countdown constructive algorithms, greedy, interactive, number theory, probabilities	1800	x5495
1713A	Traveling Salesman Problem geometry, greedy, implementation	800	x21703
1712D	Empty Graph binary search, constructive algorithms, data structures, greedy, shortest paths	2000	x4306
1712C	Sort Zero greedy, sortings	1100	x19322
1712B	Woeful Permutation constructive algorithms, greedy, number theory	800	x21303
1712A	Wonderful Permutation greedy, implementation	800	x23785
1710C	XOR Triangle bitmasks, brute force, constructive algorithms, dp, greedy, math	2500	x1284
1710B	Rain binary search, brute force, data structures, geometry, greedy, implementation, math	2100	x2367
1710A	Color the Picture constructive algorithms, greedy, math	1500	x10660
1709E	XOR Tree bitmasks, data structures, dfs and similar, dsu, greedy, trees	2400	x2484
1709D	Rorororobot binary search, data structures, greedy, math	1700	x8148
1709C	Recover an RBS constructive algorithms, greedy, implementation, strings	1800	x8581
1709A	Three Doors brute force, greedy, implementation, math	800	x29153
1708A	Difference Operations greedy, math	800	x21527
1707C	DFS Trees dfs and similar, dsu, graphs, greedy, sortings, trees	2400	x1401
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x12972
1706E	Qpwoeirut and Vertices binary search, data structures, dfs and similar, divide and conquer, dsu, greedy, trees	2300	x2409
1706D2	Chopping Carrots (Hard Version) brute force, constructive algorithms, data structures, dp, greedy, math, number theory, two pointers	2400	x1660
1706D1	Chopping Carrots (Easy Version) binary search, brute force, constructive algorithms, greedy, number theory	1700	x6730
1706C	Qpwoeirut And The City dp, flows, greedy, implementation	1400	x14507
1706B	Making Towers dp, greedy, math	1100	x16270
1706A	Another String Minimization Problem 2-sat, constructive algorithms, greedy, string suffix structures, strings	800	x22620
1705E	Mark and Professor Koro binary search, bitmasks, brute force, combinatorics, data structures, greedy	2300	x1986
1705D	Mark and Lightbulbs combinatorics, constructive algorithms, greedy, math, sortings	1800	x6134
1705B	Mark the Dust Sweeper constructive algorithms, greedy, implementation	900	x22280
1705A	Mark the Photographer greedy, sortings	800	x24863
1704C	Virus greedy, implementation, sortings	1200	x14646
1704B	Luke is a Foodie brute force, greedy, implementation	1000	x16621
1704A	Two 0-1 Sequences constructive algorithms, greedy	800	x15833
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x10130
1703F	Yet Another Problem About Pairs Satisfying an Inequality binary search, data structures, dp, greedy, sortings	1300	x18511
1702F	Equate Multisets constructive algorithms, data structures, greedy, math, number theory	1700	x8021
1702D	Not a Cheap String greedy	1000	x23110
1702C	Train and Queries data structures, greedy	1100	x21605
1702B	Polycarp Writes a String from Memory greedy	800	x27048
1701E	Text Editor brute force, dp, greedy, strings	2500	x1079
1701D	Permutation Restoration binary search, data structures, greedy, math, sortings, two pointers	1900	x5523
1701C	Schedule Management binary search, greedy, implementation, two pointers	1400	x15968
1701B	Permutation greedy	800	x19999
1700F	Puzzle constructive algorithms, dp, greedy	2600	x856
1700D	River Locks binary search, dp, greedy, math	1900	x5867
1700C	Helping the Nature constructive algorithms, data structures, greedy	1700	x10538
1700A	Optimal Path constructive algorithms, greedy, math	800	x22609
1699E	Three Days Grace data structures, dp, greedy, math, number theory, two pointers	2600	x1105
1699D	Almost Triple Deletions data structures, dp, greedy	2300	x3047
1698E	PermutationForces II brute force, combinatorics, greedy, sortings, trees, two pointers	2300	x1586
1698B	Rising Sand constructive algorithms, greedy, implementation	800	x20680
1697E	Coloring brute force, combinatorics, constructive algorithms, dp, geometry, graphs, greedy, implementation, math	2400	x1147
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x14025
1697B	Promo greedy, sortings	900	x25663
1697A	Parkway Walk greedy, implementation	800	x25467
1696H	Maximum Product? brute force, combinatorics, dp, greedy, implementation, math, two pointers	3500	x155
1696D	Permutation Graph binary search, constructive algorithms, data structures, divide and conquer, greedy, shortest paths	1900	x5222
1696C	Fishingprince Plays With Array constructive algorithms, greedy, implementation, math	1400	x11345
1696B	NIT Destroys the Universe greedy	900	x19675
1696A	NIT orz! bitmasks, greedy	800	x18399
1695D2	Tree Queries (Hard Version) constructive algorithms, dfs and similar, dp, greedy, trees	2300	x1931
1695D1	Tree Queries (Easy Version) brute force, constructive algorithms, dfs and similar, dp, greedy, trees	2200	x2101
1695C	Zero Path brute force, data structures, dp, graphs, greedy, shortest paths	1700	x10451
1695B	Circle Game games, greedy	1000	x18087
1694B	Paranoid String constructive algorithms, greedy	1200	x18625
1694A	Creep greedy, implementation	800	x22199
1693F	I Might Be Wrong binary search, greedy, two pointers	3400	x276
1693E	Outermost Maximums data structures, greedy	3400	x374
1693D	Decinc Dividing brute force, data structures, divide and conquer, dp, greedy	2800	x783
1693C	Keshi in Search of AmShZ graphs, greedy, shortest paths	2300	x2460
1693B	Fake Plastic Trees dfs and similar, dp, greedy, trees	1700	x8131
1693A	Directional Increase greedy	1300	x15754
1692H	Gambling data structures, dp, greedy, math	1700	x7139
1692B	All Distinct greedy, sortings	800	x33011
1691E	Number of Groups data structures, dfs and similar, dsu, graphs, greedy, sortings	2300	x1763
1691C	Sum of Substrings brute force, constructive algorithms, greedy, math, strings	1400	x15196
1691B	Shoe Shuffling constructive algorithms, greedy, implementation, two pointers	1000	x21570
1691A	Beat The Odds brute force, greedy, math	800	x29984
1690G	Count the Trains binary search, data structures, greedy, sortings	2000	x3279
1690E	Price Maximization binary search, greedy, math, two pointers	1500	x14652
1690C	Restoring the Duration of Tasks data structures, greedy, implementation	800	x25564
1690B	Array Decrements greedy, implementation	800	x24870
1690A	Print a Pedestal (Codeforces logo?) constructive algorithms, greedy	800	x32705
1689B	Mystic Permutation data structures, greedy	900	x17169
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16414
1688C	Manipulating History constructive algorithms, greedy, strings	1700	x7952
1688B	Patchouli's Magical Talisman bitmasks, constructive algorithms, greedy, sortings	800	x17943