Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
16:24:35
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Before contest
Codeforces Round 941 (Div. 2)
16:24:35
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constructive algorithms

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Problems

#	Name
1753A2	Make Nonzero Sum (hard version) constructive algorithms, dp, greedy	1500	x9752
1408B	Arrays Sum constructive algorithms, greedy, math	1400	x9750
414A	Mashmokh and Numbers constructive algorithms, number theory	1500	x9621
1103A	Grid game constructive algorithms, implementation	1400	x9574
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x9514
509B	Painting Pebbles constructive algorithms, greedy, implementation	1300	x9513
482A	Diverse Permutation constructive algorithms, greedy	1200	x9500
493D	Vasya and Chess constructive algorithms, games, math	1700	x9494
1321C	Remove Adjacent brute force, constructive algorithms, greedy, strings	1600	x9493
1611D	Weights Assignment For Tree Edges constructive algorithms, trees	1500	x9474
732C	Sanatorium binary search, constructive algorithms, greedy, implementation, math	1200	x9467
1099C	Postcard constructive algorithms, implementation	1200	x9393
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9381
1699C	The Third Problem combinatorics, constructive algorithms, math	1700	x9375
220B	Little Elephant and Array constructive algorithms, data structures	1800	x9356
1266C	Diverse Matrix constructive algorithms, greedy, math, number theory	1400	x9346
1684D	Traps constructive algorithms, greedy, sortings	1700	x9283
355A	Vasya and Digital Root constructive algorithms, implementation	1100	x9257
1750C	Complementary XOR constructive algorithms, implementation	1400	x9230
1227B	Box constructive algorithms	1200	x9221
779A	Pupils Redistribution constructive algorithms, math	1000	x9215
1004B	Sonya and Exhibition constructive algorithms, greedy, implementation, math	1300	x9201
998A	Balloons constructive algorithms, implementation	1000	x9179
525B	Pasha and String constructive algorithms, greedy, math, strings	1400	x9174
1439A1	Binary Table (Easy Version) constructive algorithms, implementation	1500	x9148
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9142
1469D	Ceil Divisions brute force, constructive algorithms, math, number theory	1700	x9129
518A	Vitaly and Strings constructive algorithms, strings	1600	x9105
282C	XOR and OR constructive algorithms, implementation, math	1500	x9093
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9080
1658C	Shinju and the Lost Permutation constructive algorithms, math	1700	x9079
1554D	Diane constructive algorithms, greedy, strings	1800	x9054
246A	Buggy Sorting constructive algorithms, greedy, sortings	900	x9032
1798D	Shocking Arrangement constructive algorithms, greedy, math	1600	x8988
570C	Replacement constructive algorithms, data structures, implementation	1600	x8965
1153B	Serval and Toy Bricks constructive algorithms, greedy	1200	x8950
982A	Row brute force, constructive algorithms	1200	x8935
1110C	Meaningless Operations constructive algorithms, math, number theory	1500	x8907
1863D	Two-Colored Dominoes constructive algorithms, greedy	1400	x8895
1530D	Secret Santa constructive algorithms, flows, graphs, greedy, math	1600	x8879
218A	Mountain Scenery brute force, constructive algorithms, implementation	1100	x8869
708A	Letters Cyclic Shift constructive algorithms, greedy, implementation, strings	1200	x8845
1114B	Yet Another Array Partitioning Task constructive algorithms, greedy, sortings	1500	x8841
1253D	Harmonious Graph constructive algorithms, dfs and similar, dsu, graphs, greedy, sortings	1700	x8821
1152B	Neko Performs Cat Furrier Transform bitmasks, constructive algorithms, dfs and similar, math	1300	x8799
609B	The Best Gift constructive algorithms, implementation	1100	x8785
1329A	Dreamoon Likes Coloring constructive algorithms, greedy, implementation, math	1800	x8771
347A	Difference Row constructive algorithms, implementation, sortings	1300	x8754
1173B	Nauuo and Chess constructive algorithms, greedy	1100	x8752
1028B	Unnatural Conditions constructive algorithms, math	1200	x8747
1375D	Replace by MEX brute force, constructive algorithms, sortings	1900	x8707
1186D	Vus the Cossack and Numbers constructive algorithms, greedy, math	1500	x8702
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8683
409H	A + B Strikes Back *special problem, brute force, constructive algorithms, dsu, implementation	1500	x8656
1698D	Fixed Point Guessing binary search, constructive algorithms, interactive	1600	x8651
1619E	MEX and Increments constructive algorithms, data structures, dp, greedy, implementation, math, sortings	1700	x8638
1442A	Extreme Subtraction constructive algorithms, dp, greedy	1800	x8551
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x8546
754A	Lesha and array splitting constructive algorithms, greedy, implementation	1200	x8529
934B	A Prosperous Lot constructive algorithms, implementation	1200	x8515
1709C	Recover an RBS constructive algorithms, greedy, implementation, strings	1800	x8477
1348D	Phoenix and Science binary search, constructive algorithms, greedy, implementation, math	1900	x8475
359A	Table constructive algorithms, greedy, implementation	1000	x8366
749B	Parallelogram is Back brute force, constructive algorithms, geometry	1200	x8359
1098A	Sum in the tree constructive algorithms, dfs and similar, greedy, trees	1600	x8352
711B	Chris and Magic Square constructive algorithms, implementation	1400	x8348
1268A	Long Beautiful Integer constructive algorithms, greedy, implementation, strings	1700	x8284
899C	Dividing the numbers constructive algorithms, graphs, math	1300	x8258
1361A	Johnny and Contribution constructive algorithms, graphs, greedy, sortings	1700	x8141
339C	Xenia and Weights constructive algorithms, dfs and similar, dp, graphs, greedy, shortest paths	1700	x8117
854B	Maxim Buys an Apartment constructive algorithms, math	1200	x8116
740B	Alyona and flowers constructive algorithms	1200	x8100
1801A	The Very Beautiful Blanket bitmasks, constructive algorithms	1600	x8083
1338B	Edge Weight Assignment bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	1800	x8039
357B	Flag Day constructive algorithms, implementation	1400	x8025
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x8023
1367D	Task On The Board constructive algorithms, greedy, implementation, sortings	1800	x7960
1088C	Ehab and a 2-operation task constructive algorithms, greedy, math	1400	x7930
1702F	Equate Multisets constructive algorithms, data structures, greedy, math, number theory	1700	x7910
1015D	Walking Between Houses constructive algorithms, greedy	1600	x7884
1688C	Manipulating History constructive algorithms, greedy, strings	1700	x7878
361B	Levko and Permutation constructive algorithms, math, number theory	1200	x7877
731B	Coupons and Discounts constructive algorithms, greedy	1100	x7851
1916D	Mathematical Problem brute force, constructive algorithms, geometry, math	1700	x7836
618B	Guess the Permutation constructive algorithms	1100	x7831
560B	Gerald is into Art constructive algorithms, implementation	1200	x7821
1332D	Walk on Matrix bitmasks, constructive algorithms, math	1700	x7807
544B	Sea and Islands constructive algorithms, implementation	1400	x7804
468A	24 Game constructive algorithms, greedy, math	1500	x7744
1620E	Replace the Numbers constructive algorithms, data structures, dsu, implementation	1900	x7733
359B	Permutation constructive algorithms, dp, math	1400	x7707
1849D	Array Painting constructive algorithms, greedy, two pointers	1700	x7706
686B	Little Robber Girl's Zoo constructive algorithms, implementation, sortings	1100	x7696
1349B	Orac and Medians constructive algorithms, greedy, math	2000	x7692
303A	Lucky Permutation Triple constructive algorithms, implementation, math	1300	x7678
1740D	Knowledge Cards constructive algorithms, data structures	1500	x7668
1136C	Nastya Is Transposing Matrices constructive algorithms, sortings	1500	x7595
962B	Students in Railway Carriage constructive algorithms, greedy, implementation	1300	x7585
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7583
739A	Alyona and mex constructive algorithms, greedy	1700	x7571