Problemset - Codeforces

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Before contest
Codeforces Round 941 (Div. 1)
4 days

Before contest
Codeforces Round 941 (Div. 2)
4 days

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Difficulty: —

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Problems

#	Name
832B	Petya and Exam implementation, strings	1600	x4325
793B	Igor and his way to work dfs and similar, graphs, implementation, shortest paths	1600	x4328
825C	Multi-judge Solving greedy, implementation	1600	x4347
1137A	Skyscrapers implementation, sortings	1600	x4349
244B	Undoubtedly Lucky Numbers bitmasks, brute force, dfs and similar	1600	x4362
28B	pSort dfs and similar, dsu, graphs	1600	x4377
508C	Anya and Ghosts constructive algorithms, greedy	1600	x4402
597A	Divisibility math	1600	x4408
898E	Squares and not squares constructive algorithms, greedy	1600	x4480
131D	Subway dfs and similar, graphs	1600	x4494
723C	Polycarp at the Radio greedy	1600	x4503
992C	Nastya and a Wardrobe math	1600	x4508
822C	Hacker, pack your bags! binary search, greedy, implementation, sortings	1600	x4522
317A	Perfect Pair brute force	1600	x4525
939C	Convenient For Everybody binary search, two pointers	1600	x4550
599C	Day at the Beach sortings	1600	x4557
405C	Unusual Product implementation, math	1600	x4563
364A	Matrix combinatorics, data structures, implementation	1600	x4590
305A	Strange Addition brute force, constructive algorithms, implementation	1600	x4605
980B	Marlin constructive algorithms	1600	x4615
847B	Preparing for Merge Sort binary search, data structures	1600	x4626
935C	Fifa and Fafa geometry	1600	x4627
597B	Restaurant dp, greedy, sortings	1600	x4629
375A	Divisible by Seven math, number theory	1600	x4645
1423K	Lonely Numbers binary search, math, number theory, two pointers	1600	x4646
691B	s-palindrome implementation, strings	1600	x4697
353C	Find Maximum implementation, math, number theory	1600	x4709
407A	Triangle brute force, geometry, implementation, math	1600	x4739
617C	Watering Flowers implementation	1600	x4756
337C	Quiz binary search, greedy, math, matrices, number theory	1600	x4763
1060C	Maximum Subrectangle binary search, implementation, two pointers	1600	x4799
600A	Extract Numbers implementation, strings	1600	x4842
34D	Road Map dfs and similar, graphs	1600	x4842
214B	Hometask brute force, constructive algorithms, greedy, math	1600	x4874
615B	Longtail Hedgehog dp, graphs	1600	x4895
534C	Polycarpus' Dice math	1600	x4923
845B	Luba And The Ticket brute force, greedy, implementation	1600	x4929
916C	Jamie and Interesting Graph constructive algorithms, graphs, shortest paths	1600	x4943
375B	Maximum Submatrix 2 data structures, dp, implementation, sortings	1600	x4949
1468K	The Robot brute force, implementation	1600	x4953
568A	Primes or Palindromes? brute force, implementation, math, number theory	1600	x4998
848A	From Y to Y constructive algorithms	1600	x5018
924B	Three-level Laser binary search, greedy, two pointers	1600	x5041
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5067
741B	Arpa's weak amphitheater and Mehrdad's valuable Hoses dfs and similar, dp, dsu	1600	x5135
1031C	Cram Time greedy	1600	x5155
424C	Magic Formulas math	1600	x5175
949A	Zebras greedy	1600	x5176
383A	Milking cows data structures, greedy	1600	x5195
878A	Short Program bitmasks, constructive algorithms	1600	x5257
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x5282
616C	The Labyrinth dfs and similar	1600	x5293
1062C	Banh-mi greedy, implementation, math	1600	x5305
1085C	Connect Three implementation, math	1600	x5360
1033C	Permutation Game brute force, dp, games	1600	x5363
741A	Arpa's loud Owf and Mehrdad's evil plan dfs and similar, math	1600	x5393
476C	Dreamoon and Sums math	1600	x5402
1082C	Multi-Subject Competition greedy, sortings	1600	x5498
712C	Memory and De-Evolution greedy, math	1600	x5528
237C	Primes on Interval binary search, number theory, two pointers	1600	x5539
715A	Plus and Square Root constructive algorithms, math	1600	x5541
877C	Slava and tanks constructive algorithms	1600	x5556
1904D1	Set To Max (Easy Version) brute force, constructive algorithms, greedy	1600	x5581
689B	Mike and Shortcuts dfs and similar, graphs, greedy, shortest paths	1600	x5587
1036B	Diagonal Walking v.2 math	1600	x5598
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5612
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5623
525C	Ilya and Sticks greedy, math, sortings	1600	x5691
1137B	Camp Schedule greedy, hashing, strings	1600	x5725
500C	New Year Book Reading constructive algorithms, greedy, implementation, math	1600	x5738
538C	Tourist's Notes binary search, brute force, greedy, implementation, math	1600	x5756
768B	Code For 1 constructive algorithms, dfs and similar, divide and conquer	1600	x5826
1025C	Plasticine zebra constructive algorithms, implementation	1600	x5883
1017C	The Phone Number constructive algorithms, greedy	1600	x5887
518C	Anya and Smartphone constructive algorithms, data structures, implementation	1600	x5919
1505B	DMCA *special problem, implementation, number theory	1600	x5989
197A	Plate Game constructive algorithms, games, math	1600	x6024
979C	Kuro and Walking Route dfs and similar, trees	1600	x6069
992B	Nastya Studies Informatics math, number theory	1600	x6077
1227D1	Optimal Subsequences (Easy Version) data structures, greedy	1600	x6117
71C	Round Table Knights dp, math, number theory	1600	x6208
777C	Alyona and Spreadsheet binary search, data structures, dp, greedy, implementation, two pointers	1600	x6271
954D	Fight Against Traffic dfs and similar, graphs, shortest paths	1600	x6282
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6287
639B	Bear and Forgotten Tree 3 constructive algorithms, graphs, trees	1600	x6388
407B	Long Path dp, implementation	1600	x6400
350C	Bombs greedy, implementation, sortings	1600	x6425
495B	Modular Equations math, number theory	1600	x6442
1255C	League of Leesins constructive algorithms, implementation	1600	x6447
283A	Cows and Sequence constructive algorithms, data structures, implementation	1600	x6460
750C	New Year and Rating binary search, greedy, math	1600	x6483
986A	Fair graphs, greedy, number theory, shortest paths	1600	x6508
219C	Color Stripe brute force, dp, greedy	1600	x6529
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x6565
1932E	Final Countdown implementation, math, number theory	1600	x6568
1027C	Minimum Value Rectangle greedy	1600	x6590
1175C	Electrification binary search, brute force, greedy	1600	x6591
962D	Merge Equals data structures, implementation	1600	x6650
493C	Vasya and Basketball binary search, brute force, data structures, implementation, sortings, two pointers	1600	x6652
1096C	Polygon for the Angle brute force, geometry	1600	x6661