Problemset - Codeforces

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EPIC Institute of Technology Round Summer 2024 (Div. 1 + Div. 2)
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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	x8566
1973C	Cat, Fox and Double Maximum constructive algorithms, greedy, implementation, math, sortings	1700	x7221
1968E	Cells Arrangement constructive algorithms	1600	x9133
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x11699
1945E	Binary Search binary search, constructive algorithms, greedy	1700	x7427
1936A	Bitwise Operation Wizard bitmasks, constructive algorithms, greedy, interactive, math	1700	x6855
1934C	Find a Mine binary search, constructive algorithms, geometry, greedy, interactive, math	1700	x6271
1930C	Lexicographically Largest binary search, constructive algorithms, data structures, greedy, sortings	1700	x6629
1924A	Did We Get Everything Covered? constructive algorithms, dp, greedy, shortest paths, strings	1500	x12875
1916D	Mathematical Problem brute force, constructive algorithms, geometry, math	1700	x8100
1904D1	Set To Max (Easy Version) brute force, constructive algorithms, greedy	1600	x6063
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x6975
1898C	Colorful Grid constructive algorithms	1700	x5112
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x8312
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x11947
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x6960
1873G	ABBC or BACB constructive algorithms, greedy	1500	x12298
1868B1	Candy Party (Easy Version) bitmasks, constructive algorithms, graphs, greedy, implementation, math	1700	x6660
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6490
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x10091
1849D	Array Painting constructive algorithms, greedy, two pointers	1700	x7965
1833F	Ira and Flamenco combinatorics, constructive algorithms, data structures, implementation, math, sortings, two pointers	1700	x6940
1814C	Search in Parallel constructive algorithms, greedy, sortings	1500	x10428
1811D	Umka and a Long Flight constructive algorithms, implementation, math	1600	x7198
1809C	Sum on Subarrays constructive algorithms, greedy, math	1500	x12208
1806C	Sequence Master brute force, constructive algorithms, math	1600	x7356
1801A	The Very Beautiful Blanket bitmasks, constructive algorithms	1600	x8278
1800E2	Unforgivable Curse (hard version) brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings	1500	x12308
1798D	Shocking Arrangement constructive algorithms, greedy, math	1600	x9375
1797C	Li Hua and Chess constructive algorithms, greedy, interactive	1600	x7381
1781C	Equal Frequencies brute force, constructive algorithms, greedy, implementation, sortings, strings	1600	x7253
1779D	Boris and His Amazing Haircut constructive algorithms, data structures, dp, dsu, greedy, sortings	1700	x7637
1776F	Train Splitting constructive algorithms, graphs, greedy	1700	x3307
1774D	Same Count One brute force, constructive algorithms, greedy, implementation, two pointers	1600	x7585
1774B	Coloring constructive algorithms, greedy, math	1500	x11819
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9606
1765D	Watch the Videos binary search, constructive algorithms, two pointers	1700	x4002
1753A2	Make Nonzero Sum (hard version) constructive algorithms, dp, greedy	1500	x9995
1742F	Smaller constructive algorithms, greedy, strings	1500	x11128
1740D	Knowledge Cards constructive algorithms, data structures	1500	x7840
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8834
1737C	Ela and Crickets constructive algorithms, games, implementation, math	1500	x5625
1722G	Even-Odd XOR bitmasks, constructive algorithms, greedy	1500	x10730
1710A	Color the Picture constructive algorithms, greedy, math	1500	x10718
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x13093
1706D1	Chopping Carrots (Easy Version) binary search, brute force, constructive algorithms, greedy, number theory	1700	x6757
1702F	Equate Multisets constructive algorithms, data structures, greedy, math, number theory	1700	x8110
1700C	Helping the Nature constructive algorithms, data structures, greedy	1700	x10615
1699C	The Third Problem combinatorics, constructive algorithms, math	1700	x9519
1698D	Fixed Point Guessing binary search, constructive algorithms, interactive	1600	x8862
1688C	Manipulating History constructive algorithms, greedy, strings	1700	x8002
1687B	Railway System constructive algorithms, graphs, greedy, interactive, sortings	1700	x3526
1684D	Traps constructive algorithms, greedy, sortings	1700	x9436
1672D	Cyclic Rotation constructive algorithms, greedy, implementation, two pointers	1700	x6072
1671D	Insert a Progression brute force, constructive algorithms, greedy	1600	x7434
1660E	Matrix and Shifts brute force, constructive algorithms, greedy, implementation	1600	x7070
1658C	Shinju and the Lost Permutation constructive algorithms, math	1700	x9181
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x13552
1630A	And Matching bitmasks, constructive algorithms	1500	x14238
1619E	MEX and Increments constructive algorithms, data structures, dp, greedy, implementation, math, sortings	1700	x8814
1618E	Singers' Tour constructive algorithms, math	1700	x7034
1614C	Divan and bitwise operations bitmasks, combinatorics, constructive algorithms, dp, math	1500	x10036
1611D	Weights Assignment For Tree Edges constructive algorithms, trees	1500	x9634
1603B	Moderate Modular Mode constructive algorithms, math, number theory	1600	x13224
1594D	The Number of Imposters constructive algorithms, dfs and similar, dp, dsu, graphs	1700	x7218
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7735
1582D	Vupsen, Pupsen and 0 constructive algorithms, math	1600	x10260
1562C	Rings constructive algorithms, math	1500	x13034
1555D	Say No to Palindromes brute force, constructive algorithms, dp, strings	1600	x11965
1551D1	Domino (easy version) constructive algorithms, math	1700	x6924
1543D1	RPD and Rap Sheet (Easy Version) bitmasks, constructive algorithms, interactive, math	1700	x7492
1542B	Plus and Multiply constructive algorithms, math, number theory	1500	x22396
1538D	Another Problem About Dividing Numbers constructive algorithms, math, number theory	1700	x13270
1530D	Secret Santa constructive algorithms, flows, graphs, greedy, math	1600	x8981
1516C	Baby Ehab Partitions Again bitmasks, constructive algorithms, dp, math	1700	x11652
1511D	Min Cost String brute force, constructive algorithms, graphs, greedy, strings	1600	x11182
1506E	Restoring the Permutation constructive algorithms, implementation	1500	x12766
1503B	3-Coloring constructive algorithms, games, interactive	1700	x6880
1503A	Balance the Bits constructive algorithms, greedy	1600	x13139
1497C2	k-LCM (hard version) constructive algorithms, math	1600	x16724
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13845
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9148
1481C	Fence Painting brute force, constructive algorithms, greedy	1600	x11394
1474C	Array Destruction brute force, constructive algorithms, data structures, greedy, implementation, sortings	1700	x12332
1473C	No More Inversions constructive algorithms, math	1500	x12465
1469D	Ceil Divisions brute force, constructive algorithms, math, number theory	1700	x9218
1439A1	Binary Table (Easy Version) constructive algorithms, implementation	1500	x9223
1426D	Non-zero Segments constructive algorithms, data structures, greedy, sortings	1500	x15674
1419D2	Sage's Birthday (hard version) binary search, brute force, constructive algorithms, greedy, sortings, two pointers	1500	x14970
1407C	Chocolate Bunny constructive algorithms, interactive, math, two pointers	1600	x11590
1406C	Link Cut Centroids constructive algorithms, dfs and similar, graphs, trees	1700	x9914
1400C	Binary String Reconstruction 2-sat, brute force, constructive algorithms, greedy	1500	x16881
1399D	Binary String To Subsequences constructive algorithms, data structures, greedy, implementation	1500	x17833
1396A	Multiples of Length constructive algorithms, greedy, number theory	1600	x15091
1393C	Pinkie Pie Eats Patty-cakes constructive algorithms, greedy, math, sortings	1700	x10317
1381A2	Prefix Flip (Hard Version) constructive algorithms, data structures, implementation, strings, two pointers	1700	x12892
1372C	Omkar and Baseball constructive algorithms, math	1500	x17572
1371D	Grid-00100 constructive algorithms, greedy, implementation	1600	x12873
1368C	Even Picture constructive algorithms	1500	x13096
1368B	Codeforces Subsequences brute force, constructive algorithms, greedy, math, strings	1500	x19259

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