Problemset - Codeforces

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Codeforces Round 974 (Div. 3)
20:50:55
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Problems

#	Name
1066A	Vova and Train math	1100	x14500
1065G	Fibonacci Suffix strings	2700	x254
1065F	Up and Down the Tree dfs and similar, dp, trees	2500	x1165
1065E	Side Transmutations combinatorics, strings	2300	x1071
1065D	Three Pieces dfs and similar, dp, shortest paths	2200	x1302
1065C	Make It Equal greedy	1600	x7797
1065B	Vasya and Isolated Vertices constructive algorithms, graphs	1300	x10893
1065A	Vasya and Chocolate implementation, math	800	x14616
1064B	Equations of Mathematical Magic math	1200	x7518
1064A	Make a triangle! brute force, geometry, math	800	x22353
1063F	String Journey data structures, dp, string suffix structures	3300	x883
1063E	Lasers and Mirrors constructive algorithms, math	3000	x348
1063D	Candies for Children brute force, math	2600	x430
1063C	Dwarves, Hats and Extrasensory Abilities binary search, constructive algorithms, geometry, interactive	1900	x3037
1063B	Labyrinth graphs, shortest paths	1800	x7388
1063A	Oh Those Palindromes constructive algorithms, strings	1300	x10338
1062F	Upgrading Cities dfs and similar, graphs	2900	x609
1062E	Company binary search, data structures, dfs and similar, greedy, trees	2300	x1780
1062D	Fun with Integers dfs and similar, graphs, implementation, math	1800	x3942
1062C	Banh-mi greedy, implementation, math	1600	x5403
1062B	Math greedy, math, number theory	1500	x8696
1062A	A Prank greedy, implementation	1300	x8786
1061F	Lost Root interactive, probabilities	2400	x739
1061E	Politics flows, graphs	2600	x527
1061D	TV Shows data structures, greedy, implementation, sortings	2000	x2358
1061C	Multiplicity data structures, dp, implementation, math, number theory	1700	x8766
1061B	Views Matter greedy, implementation, sortings	1400	x7287
1061A	Coins greedy, implementation, math	800	x21795
1060H	Sophisticated Device constructive algorithms	3300	x212
1060G	Balls and Pockets data structures	3400	x146
1060F	Shrinking Tree combinatorics, dp	2900	x596
1060E	Sergey and Subway dfs and similar, dp, trees	2000	x3129
1060D	Social Circles greedy, math	1900	x3624
1060C	Maximum Subrectangle binary search, implementation, two pointers	1600	x4883
1060B	Maximum Sum of Digits greedy	1100	x8883
1060A	Phone Numbers brute force	800	x14103
1059E	Split the Tree binary search, data structures, dp, greedy, trees	2400	x1404
1059D	Nature Reserve binary search, geometry, ternary search	2200	x2760
1059C	Sequence Transformation constructive algorithms, math	1600	x7102
1059B	Forgery implementation	1300	x6997
1059A	Cashier implementation	1000	x12806
1057C	Tanya and Colored Candies *special problem, dp	2000	x912
1057B	DDoS *special problem, brute force	1400	x1825
1057A	Bmail Computer Network *special problem, dfs and similar, trees	900	x6013
1056H	Detect Robots data structures, strings	3200	x157
1056G	Take Metro brute force, data structures, graphs	2900	x254
1056F	Write The Contest binary search, dp, math	2500	x652
1056E	Check Transcription brute force, data structures, hashing, strings	2100	x2238
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5856
1056C	Pick Heroes greedy, implementation, interactive, sortings	1700	x2357
1056B	Divide Candies math, number theory	1600	x4200
1056A	Determine Line implementation	800	x6619
1055G	Jellyfish Nightmare	3500	x81
1055F	Tree and XOR strings, trees	2900	x475
1055E	Segments on the Line binary search, dp	2500	x728
1055D	Refactoring greedy, implementation, strings	2400	x626
1055C	Lucky Days math, number theory	1900	x1906
1055B	Alice and Hairdresser dsu, implementation	1300	x4990
1055A	Metro graphs	900	x10673
1054H	Epic Convolution chinese remainder theorem, fft, math, number theory	3500	x177
1054G	New Road Network constructive algorithms, greedy, math	3300	x290
1054F	Electric Scheme flows, graph matchings	2700	x314
1054E	Chips Puzzle constructive algorithms, implementation, math	2400	x483
1054D	Changing Array greedy, implementation	1900	x2239
1054C	Candies Distribution constructive algorithms, implementation	1500	x4275
1054B	Appending Mex implementation	1000	x6575
1054A	Elevator or Stairs? implementation	800	x9047
1053E	Euler tour constructive algorithms, trees	3500	x202
1051G	Distinctification data structures, dsu, greedy	2900	x396
1051F	The Shortest Statement graphs, shortest paths, trees	2400	x2856
1051E	Vasya and Big Integers binary search, data structures, dp, hashing, strings	2600	x947
1051D	Bicolorings bitmasks, dp	1700	x7378
1051C	Vasya and Multisets brute force, dp, greedy, implementation, math	1500	x9266
1051B	Relatively Prime Pairs greedy, math, number theory	1000	x17076
1051A	Vasya And Password greedy, implementation, strings	1200	x8406
1047B	Cover Points geometry, math	900	x17149
1047A	Little C Loves 3 I math	800	x19851
1046I	Say Hello geometry	2300	x507
1046F	Splitting money implementation	1400	x2759
1046C	Space Formula greedy	1400	x3098
1045J	Moonwalk challenge data structures, strings, trees	2600	x170
1045I	Palindrome Pairs hashing, strings	1600	x4394
1045H	Self-exploration math	2400	x372
1045G	AI robots data structures	2200	x1640
1045F	Shady Lady geometry, math	3400	x101
1045E	Ancient civilizations constructive algorithms, geometry	3200	x233
1045D	Interstellar battle math, probabilities, trees	2200	x671
1045C	Hyperspace Highways dfs and similar, graphs, trees	2300	x699
1045B	Space Isaac hashing, number theory	2400	x513
1045A	Last chance data structures, flows, graph matchings, graphs, trees	2500	x534
1044F	DFS data structures	2700	x569
1044E	Grid Sort implementation	3100	x119
1044D	Deduction Queries data structures, dsu	2400	x1002
1044C	Optimal Polygon Perimeter dp, geometry	2100	x1343
1044B	Intersecting Subtrees dfs and similar, interactive, trees	1900	x1564
1044A	The Tower is Going Home binary search, two pointers	1700	x2893
1043G	Speckled Band data structures, divide and conquer, hashing, string suffix structures, strings	3500	x236
1043F	Make It One bitmasks, combinatorics, dp, math, number theory, shortest paths	2500	x2348
1043E	Train Hard, Win Easy constructive algorithms, greedy, math, sortings	1900	x2723
1043D	Mysterious Crime brute force, combinatorics, math, meet-in-the-middle, two pointers	1700	x4428