Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
1571G	A Battle Against a Dragon *special problem, data structures, dp	2500	x71
424E	Colored Jenga dfs and similar, dp, probabilities	2500	x122
185C	Clever Fat Rat dp	2500	x130
1585G	Poachers dp, games, graphs, trees	2500	x169
370E	Summer Reading dp, greedy	2500	x228
176D	Hyper String dp	2500	x299
57D	Journey dp, math	2500	x328
93D	Flags dp, math, matrices	2500	x333
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x344
883D	Packmen Strike Back binary search, dp, math	2500	x349
1725J	Journey dp, trees	2500	x356
596E	Wilbur and Strings dfs and similar, dp, graphs, strings	2500	x388
263E	Rhombus brute force, data structures, dp	2500	x394
1866K	Keen Tree Calculation binary search, data structures, dp, geometry, graphs, implementation, trees	2500	x403
264D	Colorful Stones dp, two pointers	2500	x406
747F	Igor and Interesting Numbers brute force, combinatorics, dp, math	2500	x409
95D	Horse Races dp, math	2500	x413
845F	Guards In The Storehouse bitmasks, dp	2500	x415
1725E	Electrical Efficiency combinatorics, data structures, dp, math, number theory, trees	2500	x432
68D	Half-decay tree data structures, divide and conquer, dp, math, probabilities	2500	x446
152E	Garden bitmasks, dp, graphs, trees	2500	x459
331C3	The Great Julya Calendar dp	2500	x461
1056F	Write The Contest binary search, dp, math	2500	x462
161E	Polycarpus the Safecracker brute force, dp	2500	x462
1798F	Gifts from Grandfather Ahmed dp, math, number theory	2500	x467
138D	World of Darkraft dp, games	2500	x469
433E	Tachibana Kanade's Tofu dp	2500	x470
101E	Candies and Stones divide and conquer, dp	2500	x477
958C3	Encryption (hard) data structures, dp	2500	x484
1310B	Double Elimination dp, implementation	2500	x488
1117F	Crisp String bitmasks, dp	2500	x517
1073F	Choosing Two Paths dfs and similar, dp, greedy, trees	2500	x518
1709F	Multiset of Strings bitmasks, brute force, dp, fft, flows, graphs, math, meet-in-the-middle, trees	2500	x528
351C	Jeff and Brackets dp, matrices	2500	x537
425E	Sereja and Sets dp	2500	x543
954H	Path Counting combinatorics, dp	2500	x552
23E	Tree dp	2500	x587
993D	Compute Power binary search, dp, greedy	2500	x592
1076F	Summer Practice Report dp, greedy	2500	x619
1236E	Alice and the Unfair Game binary search, data structures, dp, dsu	2500	x634
1808E2	Minibuses on Venus (medium version) combinatorics, divide and conquer, dp, matrices	2500	x641
946G	Almost Increasing Array data structures, dp	2500	x647
1731F	Function Sum brute force, combinatorics, dp, fft, math	2500	x654
1771E	Hossam and a Letter brute force, dp, implementation, two pointers	2500	x657
86C	Genetic engineering dp, string suffix structures, trees	2500	x680
1796E	Colored Subgraphs dfs and similar, dp, games, greedy, trees	2500	x685
437E	The Child and Polygon dp, geometry	2500	x688
123E	Maze dfs and similar, dp, probabilities, trees	2500	x689
1903D2	Maximum And Queries (hard version) bitmasks, divide and conquer, dp, greedy	2500	x701
1055E	Segments on the Line binary search, dp	2500	x707
1946F	Nobody is needed 2-sat, data structures, dfs and similar, dp	2500	x732
908E	New Year and Entity Enumeration bitmasks, combinatorics, dp, math	2500	x733
1775F	Laboratory on Pluto constructive algorithms, dp, greedy, math	2500	x735
888F	Connecting Vertices dp, graphs	2500	x742
1789E	Serval and Music Game brute force, dp, implementation, math, number theory	2500	x755
1734F	Zeros and Ones bitmasks, divide and conquer, dp, math	2500	x765
1516E	Baby Ehab Plays with Permutations combinatorics, dp, math	2500	x809
17C	Balance dp	2500	x812
1909F2	Small Permutation Problem (Hard Version) combinatorics, dp, math	2500	x816
1767E	Algebra Flash bitmasks, brute force, dp, graphs, math, meet-in-the-middle, trees	2500	x830
1187F	Expected Square Beauty dp, math, probabilities	2500	x836
1806D	DSU Master combinatorics, dp, dsu, math	2500	x838
1420E	Battle Lemmings dp, greedy	2500	x839
1111E	Tree data structures, dfs and similar, dp, graphs, trees	2500	x840
735E	Ostap and Tree dp, trees	2500	x841
1498F	Christmas Game bitmasks, data structures, dfs and similar, dp, games, math, trees	2500	x842
1096E	The Top Scorer combinatorics, dp, math, probabilities	2500	x859
1917F	Construct Tree bitmasks, constructive algorithms, dp, trees	2500	x884
1737E	Ela Goes Hiking combinatorics, dp, math, probabilities	2500	x887
53E	Dead Ends bitmasks, dp	2500	x898
1691F	K-Set Tree combinatorics, dfs and similar, dp, math, trees	2500	x902
729F	Financiers Game dp	2500	x909
1661E	Narrow Components brute force, data structures, dp, dsu, math, trees	2500	x910
1280D	Miss Punyverse dp, greedy, trees	2500	x918
1539E	Game with Cards binary search, constructive algorithms, data structures, dp, greedy, implementation	2500	x921
1625E1	Cats on the Upgrade (easy version) brute force, data structures, dfs and similar, divide and conquer, dp, graphs, trees	2500	x973
1354F	Summoning Minions constructive algorithms, dp, flows, graph matchings, greedy, sortings	2500	x973
1332F	Independent Set dfs and similar, dp, trees	2500	x975
835F	Roads in the Kingdom dfs and similar, dp, graphs, trees	2500	x989
1716F	Bags with Balls combinatorics, dp, math, number theory	2500	x992
1658E	Gojou and Matrix Game data structures, dp, games, hashing, implementation, math, number theory, sortings	2500	x1001
1716E	Swap and Maximum Block bitmasks, data structures, dfs and similar, divide and conquer, dp	2500	x1018
1701E	Text Editor brute force, dp, greedy, strings	2500	x1054
360C	Levko and Strings combinatorics, dp	2500	x1054
1398F	Controversial Rounds binary search, data structures, dp, greedy, two pointers	2500	x1066
1307E	Cow and Treats binary search, combinatorics, dp, greedy, implementation, math	2500	x1074
1334F	Strange Function binary search, data structures, dp, greedy	2500	x1079
1146F	Leaf Partition dp, trees	2500	x1084
771D	Bear and Company dp	2500	x1101
1313D	Happy New Year bitmasks, dp, implementation	2500	x1104
1065F	Up and Down the Tree dfs and similar, dp, trees	2500	x1131
1922F	Replace on Segment dp, graph matchings	2500	x1143
1137C	Museums Tour dp, graphs, implementation	2500	x1153
1556F	Sports Betting bitmasks, combinatorics, dp, graphs, math, probabilities	2500	x1158
1823E	Removing Graph brute force, dp, games, graphs, math	2500	x1189
1677D	Tokitsukaze and Permutations dp, math	2500	x1189
1301E	Nanosoft binary search, data structures, dp, implementation	2500	x1194
1485E	Move and Swap dfs and similar, dp, greedy, trees	2500	x1213
1779F	Xorcerer's Stones bitmasks, constructive algorithms, dp, trees	2500	x1214
696D	Legen... data structures, dp, matrices, strings	2500	x1217

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