Problemset - Codeforces

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Codeforces Round #956 (Div. 2) and ByteRace 2024
00:36:26
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constructive algorithms

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Problems

#	Name
1980E	Permutation of Rows and Columns constructive algorithms, data structures, greedy, hashing, implementation, math, matrices, sortings	1600	x8806
1980C	Sofia and the Lost Operations constructive algorithms, greedy	1300	x16301
1979C	Earning on Bets binary search, combinatorics, constructive algorithms, number theory	1200	x16422
1978C	Manhattan Permutations constructive algorithms, data structures, greedy, implementation, math	1300	x12324
1974D	Ingenuity-2 constructive algorithms, greedy, implementation	1400	x13041
1968E	Cells Arrangement constructive algorithms	1600	x9255
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x11821
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x15474
1935B	Informatics in MAC constructive algorithms	1200	x17397
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x18844
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13899
1927E	Klever Permutation constructive algorithms, math, two pointers	1400	x13084
1924A	Did We Get Everything Covered? constructive algorithms, dp, greedy, shortest paths, strings	1500	x12973
1923C	Find B constructive algorithms, greedy	1400	x13981
1922B	Forming Triangles combinatorics, constructive algorithms, math, sortings	1200	x19670
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x17162
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x10443
1909B	Make Almost Equal With Mod bitmasks, constructive algorithms, math, number theory	1200	x15151
1907D	Jumping Through Segments binary search, constructive algorithms	1400	x12775
1907C	Removal of Unattractive Pairs constructive algorithms, greedy, math, strings	1200	x19108
1904D1	Set To Max (Easy Version) brute force, constructive algorithms, greedy	1600	x6128
1903C	Theofanis' Nightmare constructive algorithms, greedy	1400	x11069
1903B	StORage room bitmasks, brute force, constructive algorithms, greedy	1200	x11954
1902C	Insert and Equalize brute force, constructive algorithms, greedy, math, number theory	1300	x12873
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x11178
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x7017
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x9054
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x12047
1889A	Qingshan Loves Strings 2 constructive algorithms, greedy, implementation	1300	x12493
1882B	Sets and Union bitmasks, brute force, constructive algorithms, greedy	1300	x14870
1873G	ABBC or BACB constructive algorithms, greedy	1500	x12387
1868A	Fill in the Matrix constructive algorithms, implementation	1300	x11558
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x10864
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x12993
1863D	Two-Colored Dominoes constructive algorithms, greedy	1400	x9193
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x10161
1862D	Ice Cream Balls binary search, combinatorics, constructive algorithms, math	1300	x16518
1854A1	Dual (Easy Version) constructive algorithms, math	1400	x13670
1846D	Rudolph and Christmas Tree constructive algorithms, geometry, math	1200	x18753
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x18360
1844D	Row Major constructive algorithms, greedy, math, number theory, strings	1400	x11942
1839C	Insert Zero and Invert Prefix constructive algorithms	1300	x11610
1838C	No Prime Differences constructive algorithms, math, number theory	1400	x13858
1837D	Bracket Coloring constructive algorithms, greedy	1400	x13977
1833D	Flipper brute force, constructive algorithms, greedy	1400	x12976
1822D	Super-Permutation constructive algorithms, math	1200	x16192
1814C	Search in Parallel constructive algorithms, greedy, sortings	1500	x10467
1811D	Umka and a Long Flight constructive algorithms, implementation, math	1600	x7218
1809C	Sum on Subarrays constructive algorithms, greedy, math	1500	x12267
1806C	Sequence Master brute force, constructive algorithms, math	1600	x7387
1801A	The Very Beautiful Blanket bitmasks, constructive algorithms	1600	x8317
1800E2	Unforgivable Curse (hard version) brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings	1500	x12352
1800E1	Unforgivable Curse (easy version) brute force, constructive algorithms, dsu, graphs, greedy, strings	1400	x12399
1799B	Equalize by Divide brute force, constructive algorithms, greedy, math	1200	x11018
1798D	Shocking Arrangement constructive algorithms, greedy, math	1600	x9419
1797C	Li Hua and Chess constructive algorithms, greedy, interactive	1600	x7396
1793C	Dora and Search constructive algorithms, data structures, two pointers	1200	x18975
1790E	Vlad and a Pair of Numbers bitmasks, constructive algorithms	1400	x14578
1788C	Matching Numbers constructive algorithms, greedy, math	1300	x16770
1781C	Equal Frequencies brute force, constructive algorithms, greedy, implementation, sortings, strings	1600	x7288
1775B	Gardener and the Array bitmasks, constructive algorithms	1300	x13154
1774D	Same Count One brute force, constructive algorithms, greedy, implementation, two pointers	1600	x7622
1774C	Ice and Fire constructive algorithms, dp, greedy	1300	x11767
1774B	Coloring constructive algorithms, greedy, math	1500	x11865
1772D	Absolute Sorting constructive algorithms, math	1400	x15349
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x13536
1768C	Elemental Decompress constructive algorithms, greedy, implementation, sortings	1300	x13781
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9640
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9314
1753A2	Make Nonzero Sum (hard version) constructive algorithms, dp, greedy	1500	x10021
1753A1	Make Nonzero Sum (easy version) constructive algorithms, dp, greedy	1300	x14568
1750C	Complementary XOR constructive algorithms, implementation	1400	x9392
1746C	Permutation Operations constructive algorithms, greedy, implementation, math	1300	x12590
1742F	Smaller constructive algorithms, greedy, strings	1500	x11186
1740D	Knowledge Cards constructive algorithms, data structures	1500	x7871
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10766
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8865
1738B	Prefix Sum Addicts constructive algorithms, greedy, math, sortings	1200	x15171
1737C	Ela and Crickets constructive algorithms, games, implementation, math	1500	x5639
1733D1	Zero-One (Easy Version) constructive algorithms, greedy, math	1400	x13127
1733C	Parity Shuffle Sorting constructive algorithms, sortings	1300	x15312
1722G	Even-Odd XOR bitmasks, constructive algorithms, greedy	1500	x10786
1713C	Build Permutation constructive algorithms, dp, math	1200	x17009
1710A	Color the Picture constructive algorithms, greedy, math	1500	x10732
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x13163
1698D	Fixed Point Guessing binary search, constructive algorithms, interactive	1600	x8892
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x14099
1696C	Fishingprince Plays With Array constructive algorithms, greedy, implementation, math	1400	x11406
1694B	Paranoid String constructive algorithms, greedy	1200	x18760
1691C	Sum of Substrings brute force, constructive algorithms, greedy, math, strings	1400	x15297
1684C	Column Swapping brute force, constructive algorithms, greedy, implementation, sortings	1400	x12149
1682C	LIS or Reverse LIS? constructive algorithms, greedy, implementation, math	1400	x14403
1674D	A-B-C Sort constructive algorithms, implementation, sortings	1200	x15974
1671D	Insert a Progression brute force, constructive algorithms, greedy	1600	x7459
1660E	Matrix and Shifts brute force, constructive algorithms, greedy, implementation	1600	x7093
1659B	Bit Flipping bitmasks, constructive algorithms, greedy, strings	1300	x10750
1656C	Make Equal With Mod constructive algorithms, math, number theory, sortings	1200	x18792
1650D	Twist the Permutation brute force, constructive algorithms, implementation, math	1300	x12827
1647C	Madoka and Childish Pranks constructive algorithms, greedy	1300	x12466
1647B	Madoka and the Elegant Gift brute force, constructive algorithms, graphs, implementation	1200	x15193

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