Problemset - Codeforces

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Educational Codeforces Round 167 (Rated for Div. 2)
38:51:04
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Problems

#	Name
1149E	Election Promises games, graphs	3200	x494
1149D	Abandoning Roads brute force, dp, graphs, greedy	3000	x708
1149C	Tree Generator™ data structures, implementation, trees	2700	x1184
1149B	Three Religions dp, implementation, strings	2200	x1876
1149A	Prefix Sum Primes constructive algorithms, greedy, math, number theory	1200	x14878
1148H	Holy Diver data structures	3500	x250
1148G	Gold Experience constructive algorithms, graphs, math, number theory, probabilities	3300	x318
1148F	Foo Fighters bitmasks, constructive algorithms	2700	x978
1148E	Earth Wind and Fire constructive algorithms, greedy, math, sortings, two pointers	2300	x1657
1148D	Dirty Deeds Done Dirt Cheap greedy, sortings	1800	x4911
1148C	Crazy Diamond constructive algorithms, sortings	1700	x5236
1148B	Born This Way binary search, brute force, two pointers	1600	x7311
1148A	Another One Bites The Dust greedy	800	x14776
1147F	Zigzag Game games, interactive	3500	x242
1147E	Rainbow Coins interactive	3000	x325
1147D	Palindrome XOR dfs and similar, graphs	2400	x732
1147C	Thanos Nim games	2000	x3176
1147B	Chladni Figure brute force, strings	1900	x2824
1147A	Hide and Seek graphs	1500	x5166
1146H	Satanic Panic dp, geometry	2900	x594
1146G	Zoning Restrictions dp, flows, graphs	2700	x801
1146F	Leaf Partition dp, trees	2500	x1098
1146E	Hot is Cold bitmasks, data structures, divide and conquer, implementation	2400	x845
1146D	Frog Jumping dfs and similar, math, number theory	2100	x1088
1146C	Tree Diameter bitmasks, graphs, interactive	1700	x3540
1146B	Hate "A" implementation, strings	1100	x8434
1146A	Love "A" implementation, strings	800	x21568
1145G	AI Takeover interactive		x164
1145F	Neat Words		x501
1145E	Fourier Doodles		x414
1145D	Pigeon d'Or implementation		x1143
1145C	Mystery Circuit bitmasks, brute force		x792
1145B	Kanban Numbers brute force		x1440
1145A	Thanos Sort implementation		x8534
1144G	Two Merged Sequences dp, greedy	2400	x1897
1144F	Graph Without Long Directed Paths dfs and similar, graphs	1700	x11006
1144E	Median String bitmasks, math, number theory, strings	1900	x4083
1144D	Equalize Them All constructive algorithms, greedy	1400	x10111
1144C	Two Shuffled Sequences constructive algorithms, sortings	1000	x15072
1144B	Parity Alternated Deletions greedy, implementation, sortings	900	x16850
1144A	Diverse Strings implementation, strings	800	x18934
1143C	Queen dfs and similar, trees	1400	x11681
1143B	Nirvana brute force, math, number theory	1200	x10146
1143A	The Doors implementation	800	x13175
1142E	Pink Floyd graphs, interactive	3200	x490
1142D	Foreigner dp	2800	x481
1142C	U2 geometry	2400	x1315
1142B	Lynyrd Skynyrd data structures, dfs and similar, dp, math, trees	2000	x2812
1142A	The Beatles brute force, math	1700	x3399
1141G	Privatization of Roads in Treeland binary search, constructive algorithms, dfs and similar, graphs, greedy, trees	1900	x2207
1141F2	Same Sum Blocks (Hard) data structures, greedy	1900	x4100
1141F1	Same Sum Blocks (Easy) greedy	1900	x3774
1141E	Superhero Battle math	1700	x6636
1141D	Colored Boots greedy, implementation	1500	x8420
1141C	Polycarp Restores Permutation math	1500	x11303
1141B	Maximal Continuous Rest implementation	900	x20925
1141A	Game 23 implementation, math	1000	x30377
1140G	Double Tree data structures, divide and conquer, shortest paths, trees	2700	x470
1140F	Extending Set of Points data structures, divide and conquer, dsu	2600	x1143
1140E	Palindrome-less Arrays combinatorics, divide and conquer, dp	2200	x1899
1140D	Minimum Triangulation dp, greedy, math	1200	x12440
1140C	Playlist brute force, data structures, sortings	1600	x9342
1140B	Good String implementation, strings	1200	x11178
1140A	Detective Book implementation	1000	x12097
1139F	Dish Shopping data structures, divide and conquer	2500	x372
1139E	Maximize Mex flows, graph matchings, graphs	2400	x1711
1139D	Steps to One dp, math, number theory, probabilities	2300	x2090
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x12184
1139B	Chocolates greedy, implementation	1000	x15881
1139A	Even Substrings implementation, strings	800	x16508
1138B	Circus brute force, greedy, math, strings	1800	x3949
1138A	Sushi for Two binary search, greedy, implementation	900	x17618
1137F	Matches Are Not a Child's Play data structures, trees	3400	x466
1137E	Train Car Selection data structures, greedy	2700	x497
1137D	Cooperative Game constructive algorithms, interactive, number theory	2400	x1502
1137C	Museums Tour dp, graphs, implementation	2500	x1164
1137B	Camp Schedule greedy, hashing, strings	1600	x5947
1137A	Skyscrapers implementation, sortings	1600	x4439
1136E	Nastya Hasn't Written a Legend binary search, data structures	2200	x1047
1136D	Nastya Is Buying Lunch greedy	1800	x3756
1136C	Nastya Is Transposing Matrices constructive algorithms, sortings	1500	x7653
1136B	Nastya Is Playing Computer Games constructive algorithms, math	1000	x11581
1136A	Nastya Is Reading a Book implementation	800	x16172
1133F2	Spanning Tree with One Fixed Degree constructive algorithms, dfs and similar, dsu, graphs, greedy	1900	x3171
1133F1	Spanning Tree with Maximum Degree graphs	1600	x7599
1133E	K Balanced Teams dp, sortings, two pointers	1800	x5285
1133D	Zero Quantity Maximization hashing, math, number theory	1500	x11257
1133C	Balanced Team sortings, two pointers	1200	x21654
1133B	Preparation for International Women's Day math, number theory	1200	x12465
1133A	Middle of the Contest implementation	1000	x16700
1132G	Greedy Subsequences data structures, dp, trees	2400	x972
1132F	Clear the String dp	2000	x7558
1132E	Knapsack dfs and similar, dp, greedy	2300	x1422
1132D	Stressful Training binary search, greedy	2300	x1824
1132C	Painting the Fence brute force	1700	x5357
1132B	Discounts greedy, sortings	900	x12791
1132A	Regular Bracket Sequence greedy, implementation	1100	x9530
1131G	Most Dangerous Shark data structures, dp, two pointers	2700	x404
1131F	Asya And Kittens constructive algorithms, dsu	1700	x6451
1131E	String Multiplication dp, greedy, strings	2300	x1128