Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
10:26:56
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Before contest
Codeforces Round 941 (Div. 2)
10:26:55
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constructive algorithms

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Problems

#	Name
1603A	Di-visible Confusion constructive algorithms, math, number theory	1300	x16085
1547D	Co-growing Sequence bitmasks, constructive algorithms, greedy	1300	x15958
1862D	Ice Cream Balls binary search, combinatorics, constructive algorithms, math	1300	x15934
570B	Simple Game constructive algorithms, games, greedy, implementation, math	1300	x15727
1733C	Parity Shuffle Sorting constructive algorithms, sortings	1300	x15061
1446A	Knapsack constructive algorithms, greedy, sortings	1300	x14876
1753A1	Make Nonzero Sum (easy version) constructive algorithms, dp, greedy	1300	x14252
1882B	Sets and Union bitmasks, brute force, constructive algorithms, greedy	1300	x14202
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x14052
1768C	Elemental Decompress constructive algorithms, greedy, implementation, sortings	1300	x13522
1650D	Twist the Permutation brute force, constructive algorithms, implementation, math	1300	x12646
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x12541
1775B	Gardener and the Array bitmasks, constructive algorithms	1300	x12466
1647C	Madoka and Childish Pranks constructive algorithms, greedy	1300	x12344
1746C	Permutation Operations constructive algorithms, greedy, implementation, math	1300	x12308
1902C	Insert and Equalize brute force, constructive algorithms, greedy, math, number theory	1300	x12141
1889A	Qingshan Loves Strings 2 constructive algorithms, greedy, implementation	1300	x11943
1174C	Ehab and a Special Coloring Problem constructive algorithms, number theory	1300	x11786
1774C	Ice and Fire constructive algorithms, dp, greedy	1300	x11530
1839C	Insert Zero and Invert Prefix constructive algorithms	1300	x11336
912B	New Year's Eve bitmasks, constructive algorithms, number theory	1300	x11306
1868A	Fill in the Matrix constructive algorithms, implementation	1300	x11108
1003B	Binary String Constructing constructive algorithms	1300	x11002
1037A	Packets constructive algorithms, greedy, math	1300	x10883
1065B	Vasya and Isolated Vertices constructive algorithms, graphs	1300	x10740
1659B	Bit Flipping bitmasks, constructive algorithms, greedy, strings	1300	x10595
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x10499
1063A	Oh Those Palindromes constructive algorithms, strings	1300	x10207
1236C	Labs constructive algorithms, greedy, implementation	1300	x9814
509B	Painting Pebbles constructive algorithms, greedy, implementation	1300	x9514
1004B	Sonya and Exhibition constructive algorithms, greedy, implementation, math	1300	x9201
1152B	Neko Performs Cat Furrier Transform bitmasks, constructive algorithms, dfs and similar, math	1300	x8799
347A	Difference Row constructive algorithms, implementation, sortings	1300	x8755
899C	Dividing the numbers constructive algorithms, graphs, math	1300	x8258
303A	Lucky Permutation Triple constructive algorithms, implementation, math	1300	x7679
962B	Students in Railway Carriage constructive algorithms, greedy, implementation	1300	x7585
610B	Vika and Squares constructive algorithms, implementation	1300	x7040
625C	K-special Tables constructive algorithms, implementation	1300	x6638
633B	A Trivial Problem brute force, constructive algorithms, math, number theory	1300	x6534
626B	Cards constructive algorithms, dp, math	1300	x6500
909B	Segments constructive algorithms, math	1300	x6191
659B	Qualifying Contest constructive algorithms, sortings	1300	x6176
814B	An express train to reveries constructive algorithms	1300	x5544
820B	Mister B and Angle in Polygon constructive algorithms, geometry, math	1300	x5079
1425H	Huge Boxes of Animal Toys constructive algorithms	1300	x4074
311A	The Closest Pair constructive algorithms, implementation	1300	x3992
40A	Find Color constructive algorithms, geometry, implementation, math	1300	x3838
634A	Island Puzzle constructive algorithms, implementation	1300	x3085
730H	Delete Them constructive algorithms, implementation	1300	x2916
238A	Not Wool Sequences constructive algorithms, math	1300	x2004
85A	Domino constructive algorithms, implementation	1300	x1754
1348B	Phoenix and Beauty constructive algorithms, data structures, greedy, sortings	1400	x24500
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x22192
1506D	Epic Transformation constructive algorithms, data structures, greedy	1400	x20665
1375C	Element Extermination constructive algorithms, data structures, greedy	1400	x20403
401C	Team constructive algorithms, greedy, implementation	1400	x19245
1463B	Find The Array bitmasks, constructive algorithms, greedy	1400	x18697
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x17572
1355D	Game With Array constructive algorithms, math	1400	x17401
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x17013
1515C	Phoenix and Towers constructive algorithms, data structures, greedy	1400	x16448
1393B	Applejack and Storages constructive algorithms, data structures, greedy, implementation	1400	x16232
1579D	Productive Meeting constructive algorithms, graphs, greedy	1400	x15358
1628A	Meximum Array binary search, constructive algorithms, greedy, implementation, math, two pointers	1400	x15172
1691C	Sum of Substrings brute force, constructive algorithms, greedy, math, strings	1400	x15056
1551B2	Wonderful Coloring - 2 binary search, constructive algorithms, data structures, greedy	1400	x15021
1772D	Absolute Sorting constructive algorithms, math	1400	x14851
1108D	Diverse Garland constructive algorithms, dp, greedy	1400	x14681
1790E	Vlad and a Pair of Numbers bitmasks, constructive algorithms	1400	x14120
1682C	LIS or Reverse LIS? constructive algorithms, greedy, implementation, math	1400	x14088
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14011
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x13914
1513B	AND Sequences bitmasks, combinatorics, constructive algorithms, math	1400	x13691
1540A	Great Graphs constructive algorithms, graphs, greedy, shortest paths, sortings	1400	x13660
1270C	Make Good bitmasks, constructive algorithms, math	1400	x13572
1838C	No Prime Differences constructive algorithms, math, number theory	1400	x13383
1854A1	Dual (Easy Version) constructive algorithms, math	1400	x13295
1837D	Bracket Coloring constructive algorithms, greedy	1400	x13252
1559D1	Mocha and Diana (Easy Version) brute force, constructive algorithms, dsu, graphs, greedy, trees	1400	x13172
1453B	Suffix Operations constructive algorithms, implementation	1400	x13115
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13077
1517C	Fillomino 2 constructive algorithms, dfs and similar, greedy, implementation	1400	x13049
1923C	Find B constructive algorithms, greedy	1400	x12922
1733D1	Zero-One (Easy Version) constructive algorithms, greedy, math	1400	x12870
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x12762
1833D	Flipper brute force, constructive algorithms, greedy	1400	x12638
1421C	Palindromifier constructive algorithms, strings	1400	x12470
679A	Bear and Prime 100 constructive algorithms, interactive, math	1400	x12287
1927E	Klever Permutation constructive algorithms, math, two pointers	1400	x12238
1800E1	Unforgivable Curse (easy version) brute force, constructive algorithms, dsu, graphs, greedy, strings	1400	x12099
1684C	Column Swapping brute force, constructive algorithms, greedy, implementation, sortings	1400	x12003
1907D	Jumping Through Segments binary search, constructive algorithms	1400	x11841
1844D	Row Major constructive algorithms, greedy, math, number theory, strings	1400	x11577
1696C	Fishingprince Plays With Array constructive algorithms, greedy, implementation, math	1400	x11295
1316B	String Modification brute force, constructive algorithms, implementation, sortings, strings	1400	x10967
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x10601
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10535
1903C	Theofanis' Nightmare constructive algorithms, greedy	1400	x10278
1144D	Equalize Them All constructive algorithms, greedy	1400	x9906
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x9873