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: —

greedy

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Problems

#	Name
1227D2	Optimal Subsequences (Hard Version) data structures, greedy	1800	x4222
922D	Robot Vacuum Cleaner greedy, sortings	1800	x4210
140C	New Year Snowmen binary search, data structures, greedy	1800	x4194
923C	Perfect Security data structures, greedy, strings, trees	1800	x4144
1852B	Imbalanced Arrays constructive algorithms, graphs, greedy, math, sortings, two pointers	1800	x4116
671A	Recycling Bottles dp, geometry, greedy, implementation	1800	x4104
1282C	Petya and Exam greedy, sortings, two pointers	1800	x4097
1740E	Hanging Hearts constructive algorithms, data structures, dfs and similar, dp, greedy, trees	1800	x4091
1138B	Circus brute force, greedy, math, strings	1800	x3881
1468J	Road Reform dsu, graphs, greedy	1800	x3871
358D	Dima and Hares dp, greedy	1800	x3866
1129A2	Toy Train brute force, greedy	1800	x3849
1904D2	Set To Max (Hard Version) constructive algorithms, data structures, divide and conquer, greedy, implementation, sortings	1800	x3739
363D	Renting Bikes binary search, greedy	1800	x3737
1759F	All Possible Digits binary search, data structures, greedy, math, number theory	1800	x3671
612D	The Union of k-Segments greedy, sortings	1800	x3660
1930D1	Sum over all Substrings (Easy Version) brute force, dp, greedy, strings	1800	x3634
1136D	Nastya Is Buying Lunch greedy	1800	x3610
827B	High Load constructive algorithms, greedy, implementation, trees	1800	x3434
917A	The Monster dp, greedy, implementation, math	1800	x3421
733C	Epidemic in Monstropolis constructive algorithms, dp, greedy, two pointers	1800	x3294
663A	Rebus constructive algorithms, expression parsing, greedy, math	1800	x3242
665D	Simple Subset constructive algorithms, greedy, number theory	1800	x3194
794C	Naming Company games, greedy, sortings	1800	x3018
939E	Maximize! binary search, greedy, ternary search, two pointers	1800	x2994
822D	My pretty girl Noora brute force, dp, greedy, math, number theory	1800	x2951
747D	Winter Is Coming dp, greedy, sortings	1800	x2947
1250J	The Parade binary search, greedy	1800	x2844
33C	Wonderful Randomized Sum greedy	1800	x2836
351A	Jeff and Rounding dp, greedy, implementation, math	1800	x2679
725D	Contest Balloons data structures, greedy	1800	x2668
333B	Chips greedy	1800	x2601
1252H	Twin Buildings greedy, implementation	1800	x2585
436C	Dungeons and Candies dsu, graphs, greedy, trees	1800	x2578
1250B	The Feast and the Bus brute force, constructive algorithms, greedy, math	1800	x2558
1267J	Just Arrange the Icons greedy, implementation, math	1800	x2554
402D	Upgrading Array dp, greedy, math, number theory	1800	x2513
853B	Jury Meeting greedy, sortings, two pointers	1800	x2503
846B	Math Show brute force, greedy	1800	x2450
432C	Prime Swaps greedy, sortings	1800	x2430
141C	Queue constructive algorithms, greedy, sortings	1800	x2363
336C	Vasily the Bear and Sequence brute force, greedy, implementation, number theory	1800	x2362
845D	Driving Test data structures, dp, greedy	1800	x2327
140D	New Year Contest greedy, sortings	1800	x2191
533E	Correcting Mistakes constructive algorithms, dp, greedy, hashing, strings, two pointers	1800	x2168
142B	Help General constructive algorithms, greedy, implementation	1800	x2129
724C	Ray Tracing greedy, hashing, implementation, math, number theory, sortings	1800	x2103
67A	Partial Teacher dp, graphs, greedy, implementation	1800	x2049
216C	Hiring Staff greedy	1800	x1796
727D	T-shirts Distribution constructive algorithms, flows, greedy	1800	x1795
51C	Three Base Stations binary search, greedy	1800	x1783
1505E	Cakewalk *special problem, greedy, implementation, shortest paths	1800	x1719
79C	Beaver data structures, dp, greedy, hashing, strings, two pointers	1800	x1714
730A	Toda 2 greedy, implementation	1800	x1550
370C	Mittens constructive algorithms, greedy, sortings	1800	x1498
847K	Travel Cards greedy, implementation, sortings	1800	x1482
638C	Road Improvement *special problem, dfs and similar, graphs, greedy, trees	1800	x1479
140B	New Year Cards brute force, greedy, implementation	1800	x1475
254C	Anagram greedy, strings	1800	x1466
89A	Robbery greedy	1800	x1451
802A	Heidi and Library (easy) greedy	1800	x1280
95B	Lucky Numbers dp, greedy	1800	x1174
883K	Road Widening constructive algorithms, greedy, implementation	1800	x1070
174C	Range Increments data structures, greedy	1800	x1064
802B	Heidi and Library (medium) data structures, greedy	1800	x1007
85B	Embassy Queue data structures, greedy	1800	x957
37B	Computer Game greedy, implementation	1800	x851
67B	Restoration of the Permutation greedy	1800	x752
1488B	RBS Deletion *special problem, greedy	1800	x523
1910D	Remove and Add *special problem, greedy	1800	x296
64D	Presents *special problem, greedy	1800	x281
207A2	Beaver's Calculator 1.0 greedy	1800	x221
72A	Goshtasp, Vishtasp and Eidi *special problem, greedy, math	1800	x181
5C	Longest Regular Bracket Sequence constructive algorithms, data structures, dp, greedy, sortings, strings	1900	x12615
1348D	Phoenix and Science binary search, constructive algorithms, greedy, implementation, math	1900	x8469
463C	Gargari and Bishops greedy, hashing, implementation	1900	x8348
1369D	TediousLee dp, graphs, greedy, math, trees	1900	x8241
1358D	The Best Vacation binary search, brute force, greedy, implementation, two pointers	1900	x7995
448C	Painting Fence divide and conquer, dp, greedy	1900	x7784
1360G	A/B Matrix constructive algorithms, greedy, math	1900	x7370
1285D	Dr. Evil Underscores bitmasks, brute force, dfs and similar, divide and conquer, dp, greedy, strings, trees	1900	x7318
1245D	Shichikuji and Power Grid dsu, graphs, greedy, shortest paths, trees	1900	x6855
1303D	Fill The Bag bitmasks, greedy	1900	x6787
1353E	K-periodic Garland brute force, dp, greedy	1900	x6758
1479B1	Painting the Array I constructive algorithms, data structures, dp, greedy, implementation	1900	x6723
1155D	Beautiful Array brute force, data structures, divide and conquer, dp, greedy	1900	x6668
1467C	Three Bags constructive algorithms, greedy	1900	x6198
1430E	String Reversal data structures, greedy, strings	1900	x6142
1313C2	Skyscrapers (hard version) data structures, dp, greedy	1900	x6126
1307D	Cow and Fields binary search, data structures, dfs and similar, graphs, greedy, shortest paths, sortings	1900	x5997
1508A	Binary Literature constructive algorithms, greedy, implementation, strings, two pointers	1900	x5979
1492D	Genius's Gambit bitmasks, constructive algorithms, greedy, math	1900	x5919
1512F	Education brute force, dp, greedy, implementation	1900	x5911
1560F1	Nearest Beautiful Number (easy version) binary search, bitmasks, brute force, constructive algorithms, dfs and similar, greedy	1900	x5896
1495B	Let's Go Hiking games, greedy	1900	x5831
1436D	Bandit in a City binary search, dfs and similar, graphs, greedy, trees	1900	x5826
1342D	Multiple Testcases binary search, constructive algorithms, data structures, greedy, sortings, two pointers	1900	x5825
1095F	Make It Connected dsu, graphs, greedy	1900	x5820
1700D	River Locks binary search, dp, greedy, math	1900	x5814
1175D	Array Splitting greedy, sortings	1900	x5628