Problemset - Codeforces

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Codeforces Round (Div. 3)
44:35:54
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Problems

#	Name
1676F	Longest Strike data structures, greedy, implementation, sortings, two pointers	1300	x15756
1389B	Array Walk brute force, dp, greedy	1600	x15771
1704A	Two 0-1 Sequences constructive algorithms, greedy	800	x15777
1236A	Stones brute force, greedy, math	800	x15795
1312C	Adding Powers bitmasks, greedy, implementation, math, number theory, ternary search	1400	x15808
1584C	Two Arrays greedy, math, sortings	900	x15844
202A	LLPS binary search, bitmasks, brute force, greedy, implementation, strings	800	x15848
1625B	Elementary Particles brute force, greedy, sortings	1100	x15849
1798B	Three Sevens brute force, data structures, greedy, implementation	1000	x15850
1671C	Dolce Vita binary search, brute force, greedy, math	1200	x15867
919A	Supermarket brute force, greedy, implementation	800	x15877
1951A	Dual Trigger constructive algorithms, greedy, math	900	x15884
1173A	Nauuo and Votes greedy	800	x15893
350A	TL brute force, greedy, implementation	1200	x15922
1519C	Berland Regional brute force, data structures, greedy, number theory, sortings	1400	x15932
1750B	Maximum Substring brute force, greedy, implementation	800	x15934
1419B	Stairs brute force, constructive algorithms, greedy, implementation, math	1200	x15943
1270B	Interesting Subarray constructive algorithms, greedy, math	1200	x15955
1860B	Fancy Coins binary search, brute force, greedy, math	1200	x15965
1547D	Co-growing Sequence bitmasks, constructive algorithms, greedy	1300	x15990
1548A	Web of Lies brute force, graphs, greedy	1400	x16002
1730C	Minimum Notation data structures, greedy, math, sortings	1200	x16027
1334C	Circle of Monsters brute force, constructive algorithms, greedy, math	1600	x16037
1923B	Monsters Attack! dp, greedy, implementation	1100	x16044
1498B	Box Fitting binary search, bitmasks, data structures, greedy	1300	x16052
1535C	Unstable String binary search, dp, greedy, implementation, strings, two pointers	1400	x16060
946A	Partition greedy	800	x16067
1617A	Forbidden Subsequence constructive algorithms, greedy, sortings, strings	800	x16083
1093B	Letters Rearranging constructive algorithms, greedy, sortings, strings	900	x16098
1669H	Maximal AND bitmasks, greedy, math	1300	x16104
1365D	Solve The Maze constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, shortest paths	1700	x16104
1764A	Doremy's Paint greedy	800	x16181
1706B	Making Towers dp, greedy, math	1100	x16199
1462D	Add to Neighbour and Remove greedy, math, number theory	1400	x16203
385A	Bear and Raspberry brute force, greedy, implementation	1000	x16211
1624D	Palindromes Coloring binary search, greedy, sortings, strings	1400	x16216
1393B	Applejack and Storages constructive algorithms, data structures, greedy, implementation	1400	x16237
1627B	Not Sitting games, greedy, sortings	1300	x16250
1859C	Another Permutation Problem brute force, dp, greedy, math	1200	x16266
1418B	Negative Prefixes greedy, sortings	1300	x16274
1704B	Luke is a Foodie brute force, greedy, implementation	1000	x16289
1720C	Corners greedy, implementation	1200	x16292
1605C	Dominant Character brute force, greedy, implementation, strings	1400	x16297
1668B	Social Distance greedy, math, sortings	900	x16305
1221A	2048 Game brute force, greedy, math	1000	x16309
1635C	Differential Sorting constructive algorithms, greedy	1200	x16318
903C	Boxes Packing greedy	1200	x16342
1650C	Weight of the System of Nested Segments greedy, hashing, implementation, sortings	1200	x16343
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16368
1607D	Blue-Red Permutation greedy, math, sortings	1300	x16372
1029B	Creating the Contest dp, greedy, math	1200	x16383
670A	Holidays brute force, constructive algorithms, greedy, math	900	x16400
1884A	Simple Design brute force, greedy, math	800	x16407
1788C	Matching Numbers constructive algorithms, greedy, math	1300	x16426
1685A	Circular Local MiniMax constructive algorithms, greedy, sortings	1100	x16454
1248B	Grow The Tree greedy, math, sortings	900	x16455
1515C	Phoenix and Towers constructive algorithms, data structures, greedy	1400	x16460
1934B	Yet Another Coin Problem brute force, dp, greedy, math	1200	x16464
1051B	Relatively Prime Pairs greedy, math, number theory	1000	x16473
1657C	Bracket Sequence Deletion greedy, implementation	1200	x16497
1574C	Slay the Dragon binary search, greedy, sortings, ternary search	1300	x16506
1780B	GCD Partition brute force, greedy, math, number theory	1100	x16507
1777B	Emordnilap combinatorics, greedy, math	900	x16560
1642B	Power Walking greedy	900	x16576
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x16589
1270A	Card Game games, greedy, math	800	x16608
1609A	Divide and Multiply greedy, implementation, math, number theory	900	x16652
1495A	Diamond Miner geometry, greedy, math, sortings	1200	x16655
1144B	Parity Alternated Deletions greedy, implementation, sortings	900	x16657
1407B	Big Vova brute force, greedy, math, number theory	1300	x16669
1731B	Kill Demodogs greedy, math	1100	x16706
1919C	Grouping Increases data structures, dp, greedy	1400	x16712
1400C	Binary String Reconstruction 2-sat, brute force, constructive algorithms, greedy	1500	x16718
1746B	Rebellion constructive algorithms, greedy, two pointers	800	x16720
1922C	Closest Cities greedy, implementation, math	1300	x16758
609A	USB Flash Drives greedy, implementation, sortings	800	x16784
16B	Burglar and Matches greedy, implementation, sortings	900	x16801
1734C	Removing Smallest Multiples greedy, math	1200	x16809
1955C	Inhabitant of the Deep Sea greedy, implementation, math	1300	x16854
1821B	Sort the Subarray brute force, greedy	1100	x16858
1612B	Special Permutation constructive algorithms, greedy	900	x16864
265B	Roadside Trees (Simplified Edition) greedy, implementation	1000	x16877
1659A	Red Versus Blue constructive algorithms, greedy, implementation, math	1000	x16901
1375B	Neighbor Grid constructive algorithms, greedy	1200	x16909
1797A	Li Hua and Maze constructive algorithms, flows, graphs, greedy, implementation	800	x16913
1480B	The Great Hero greedy, implementation, sortings	900	x16914
486B	OR in Matrix greedy, hashing, implementation	1300	x16916
1625A	Ancient Civilization bitmasks, greedy, math	800	x16937
1661B	Getting Zero bitmasks, brute force, dfs and similar, dp, graphs, greedy, shortest paths	1300	x16946
1759C	Thermostat greedy, math, shortest paths	1100	x16956
1113A	Sasha and His Trip dp, greedy, math	900	x16969
507A	Amr and Music greedy, implementation, sortings	1000	x16978
1362C	Johnny and Another Rating Drop bitmasks, greedy, math	1400	x16984
1566C	MAX-MEX Cut bitmasks, constructive algorithms, dp, greedy	1000	x16995
1420C1	Pokémon Army (easy version) constructive algorithms, dp, greedy	1300	x17000
1806B	Mex Master constructive algorithms, greedy	900	x17012
1574B	Combinatorics Homework combinatorics, greedy, math	1100	x17012
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x17018
1930A	Maximise The Score greedy, sortings	800	x17027
1839A	The Good Array greedy, implementation, math	800	x17071