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
922B	Magic Forest brute force	1300	x8278
922A	Cloning Toys implementation	1300	x11262
92114	Labyrinth-14	3200
92113	Labyrinth-13	3200
92112	Labyrinth-12	3200
92111	Labyrinth-11	3200
92110	Labyrinth-10	3200
92109	Labyrinth-9	3200
92108	Labyrinth-8	3200
92107	Labyrinth-7	3200
92106	Labyrinth-6	3200
92105	Labyrinth-5	3200
92104	Labyrinth-4	3200
92103	Labyrinth-3	3200
92102	Labyrinth-2	3200
92101	Labyrinth-1	3200
920G	List Of Integers binary search, bitmasks, brute force, combinatorics, math, number theory	2200	x1670
920F	SUM and REPLACE brute force, data structures, dsu, number theory	2000	x6190
920E	Connected Components? data structures, dfs and similar, dsu, graphs	2100	x5758
920D	Tanks dp, greedy, implementation	2400	x683
920C	Swap Adjacent Elements dfs and similar, greedy, math, sortings, two pointers	1400	x8981
920B	Tea Queue implementation	1200	x7067
920A	Water The Garden implementation	1000	x7581
919F	A Game With Numbers games, graphs, shortest paths	2600	x321
919E	Congruence Equation chinese remainder theorem, math, number theory	2100	x1819
919D	Substring dfs and similar, dp, graphs	1700	x9277
919C	Seat Arrangements brute force, implementation	1300	x8810
919B	Perfect Number binary search, brute force, dp, implementation, number theory	1100	x26691
919A	Supermarket brute force, greedy, implementation	800	x15872
918B	Radio Station implementation, strings	900	x15606
918A	Eleven brute force, implementation	800	x16724
917E	Upside Down data structures, string suffix structures, strings, trees	3400	x121
917D	Stranger Trees dp, math, matrices, trees	2600	x999
917C	Pollywog combinatorics, dp, matrices	2900	x370
917B	MADMAX dfs and similar, dp, games, graphs	1700	x3477
917A	The Monster dp, greedy, implementation, math	1800	x3421
916E	Jamie and Tree data structures, trees	2400	x1547
916D	Jamie and To-do List data structures, interactive, trees	2200	x487
916C	Jamie and Interesting Graph constructive algorithms, graphs, shortest paths	1600	x4943
916B	Jamie and Binary Sequence (changed after round) bitmasks, greedy, math	2000	x1668
916A	Jamie and Alarm Snooze brute force, implementation, math	900	x8471
915G	Coprime Arrays math, number theory	2300	x1124
915F	Imbalance Value of a Tree data structures, dsu, graphs, trees	2400	x2299
915E	Physical Education Lessons data structures, implementation, sortings	2300	x3983
915D	Almost Acyclic Graph dfs and similar, graphs	2200	x3274
915C	Permute Digits dp, greedy	1700	x6873
915B	Browser implementation	1300	x7634
915A	Garden implementation	900	x14338
914H	Ember and Storm's Tree Game combinatorics, dp, games, trees	3400	x226
914G	Sum the Fibonacci bitmasks, divide and conquer, dp, fft, math	2600	x892
914F	Substrings in a String bitmasks, brute force, data structures, string suffix structures, strings	3000	x1415
914E	Palindromes in a Tree bitmasks, data structures, divide and conquer, trees	2400	x1374
914D	Bash and a Tough Math Puzzle data structures, number theory	1900	x5023
914C	Travelling Salesman and Special Numbers brute force, combinatorics, dp	1800	x3588
914B	Conan and Agasa play a Card Game games, greedy, implementation	1200	x8491
914A	Perfect Squares brute force, implementation, math	900	x13724
913H	Don't Exceed math, probabilities	3400	x123
913G	Power Substring math, number theory	3200	x192
913F	Strongly Connected Tournament dp, graphs, math, probabilities	2800	x602
913E	Logical Expression bitmasks, dp, shortest paths	2400	x743
913D	Too Easy Problems binary search, brute force, data structures, greedy, sortings	1800	x4492
913C	Party Lemonade bitmasks, dp, greedy	1600	x7733
913B	Christmas Spruce implementation, trees	1200	x15354
913A	Modular Exponentiation implementation, math	900	x20528
912E	Prime Gift binary search, dfs and similar, math, meet-in-the-middle, number theory, two pointers	2400	x1470
912D	Fishes data structures, graphs, greedy, probabilities, shortest paths	2100	x1933
912C	Perun, Ult! brute force, greedy, sortings	2500	x506
912B	New Year's Eve bitmasks, constructive algorithms, number theory	1300	x11304
912A	Tricky Alchemy implementation	800	x13296
911G	Mass Change Queries data structures	2500	x2558
911F	Tree Destruction constructive algorithms, dfs and similar, graphs, greedy, trees	2400	x1551
911E	Stack Sorting constructive algorithms, data structures, greedy, implementation	2000	x2456
911D	Inversion Counting brute force, math	1800	x4411
911C	Three Garlands brute force, constructive algorithms	1400	x6951
911B	Two Cakes binary search, brute force, implementation	1200	x10844
911A	Nearest Minimums implementation	1100	x11276
910C	Minimum Sum constructive algorithms, greedy, math	1700	x1730
910B	Door Frames greedy, implementation	1600	x1669
910A	The Way to Home dfs and similar, dp, greedy, implementation	800	x11348
909F	AND-permutations constructive algorithms	2500	x514
909E	Coprocessor dfs and similar, dp, graphs, greedy	1900	x1981
909D	Colorful Points data structures, greedy, implementation	2100	x1672
909C	Python Indentation dp	1800	x4739
909B	Segments constructive algorithms, math	1300	x6191
909A	Generate Login brute force, greedy, sortings	1000	x9129
908H	New Year and Boolean Bridges	3100	x373
908G	New Year and Original Order dp, math	2800	x1280
908F	New Year and Rainbow Roads graphs, greedy, implementation	2400	x1369
908E	New Year and Entity Enumeration bitmasks, combinatorics, dp, math	2500	x733
908D	New Year and Arbitrary Arrangement dp, math, probabilities	2200	x2240
908C	New Year and Curling brute force, geometry, implementation, math	1500	x6658
908B	New Year and Buggy Bot brute force, implementation	1200	x7569
908A	New Year and Counting Cards brute force, implementation	800	x14599
907B	Tic-Tac-Toe implementation	1400	x4006
907A	Masha and Bears brute force, implementation	1300	x5550
906E	Reverses dp, string suffix structures, strings	3300	x427
906D	Power Tower chinese remainder theorem, math, number theory	2700	x1965
906C	Party bitmasks, brute force, dp, graphs	2400	x1179
906B	Seating of Students brute force, constructive algorithms, math	2200	x1121
906A	Shockers implementation, strings	1600	x4086