Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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constructive algorithms

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Problems

#	Name
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x8534
1442A	Extreme Subtraction constructive algorithms, dp, greedy	1800	x8549
1619E	MEX and Increments constructive algorithms, data structures, dp, greedy, implementation, math, sortings	1700	x8633
1698D	Fixed Point Guessing binary search, constructive algorithms, interactive	1600	x8634
409H	A + B Strikes Back *special problem, brute force, constructive algorithms, dsu, implementation	1500	x8650
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8680
1186D	Vus the Cossack and Numbers constructive algorithms, greedy, math	1500	x8701
1375D	Replace by MEX brute force, constructive algorithms, sortings	1900	x8703
1028B	Unnatural Conditions constructive algorithms, math	1200	x8747
1173B	Nauuo and Chess constructive algorithms, greedy	1100	x8749
347A	Difference Row constructive algorithms, implementation, sortings	1300	x8750
1329A	Dreamoon Likes Coloring constructive algorithms, greedy, implementation, math	1800	x8768
609B	The Best Gift constructive algorithms, implementation	1100	x8781
1152B	Neko Performs Cat Furrier Transform bitmasks, constructive algorithms, dfs and similar, math	1300	x8794
1253D	Harmonious Graph constructive algorithms, dfs and similar, dsu, graphs, greedy, sortings	1700	x8819
1114B	Yet Another Array Partitioning Task constructive algorithms, greedy, sortings	1500	x8841
708A	Letters Cyclic Shift constructive algorithms, greedy, implementation, strings	1200	x8842
218A	Mountain Scenery brute force, constructive algorithms, implementation	1100	x8856
1530D	Secret Santa constructive algorithms, flows, graphs, greedy, math	1600	x8874
1863D	Two-Colored Dominoes constructive algorithms, greedy	1400	x8889
1110C	Meaningless Operations constructive algorithms, math, number theory	1500	x8907
982A	Row brute force, constructive algorithms	1200	x8931
1153B	Serval and Toy Bricks constructive algorithms, greedy	1200	x8946
570C	Replacement constructive algorithms, data structures, implementation	1600	x8964
1798D	Shocking Arrangement constructive algorithms, greedy, math	1600	x8976
246A	Buggy Sorting constructive algorithms, greedy, sortings	900	x9030
1554D	Diane constructive algorithms, greedy, strings	1800	x9049
1658C	Shinju and the Lost Permutation constructive algorithms, math	1700	x9077
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9077
282C	XOR and OR constructive algorithms, implementation, math	1500	x9091
518A	Vitaly and Strings constructive algorithms, strings	1600	x9104
1469D	Ceil Divisions brute force, constructive algorithms, math, number theory	1700	x9125
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9136
1439A1	Binary Table (Easy Version) constructive algorithms, implementation	1500	x9146
525B	Pasha and String constructive algorithms, greedy, math, strings	1400	x9171
998A	Balloons constructive algorithms, implementation	1000	x9177
1004B	Sonya and Exhibition constructive algorithms, greedy, implementation, math	1300	x9200
779A	Pupils Redistribution constructive algorithms, math	1000	x9210
1227B	Box constructive algorithms	1200	x9220
1750C	Complementary XOR constructive algorithms, implementation	1400	x9221
355A	Vasya and Digital Root constructive algorithms, implementation	1100	x9256
1684D	Traps constructive algorithms, greedy, sortings	1700	x9281
1266C	Diverse Matrix constructive algorithms, greedy, math, number theory	1400	x9345
220B	Little Elephant and Array constructive algorithms, data structures	1800	x9345
1699C	The Third Problem combinatorics, constructive algorithms, math	1700	x9368
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9374
1099C	Postcard constructive algorithms, implementation	1200	x9390
732C	Sanatorium binary search, constructive algorithms, greedy, implementation, math	1200	x9467
1611D	Weights Assignment For Tree Edges constructive algorithms, trees	1500	x9470
1321C	Remove Adjacent brute force, constructive algorithms, greedy, strings	1600	x9473
493D	Vasya and Chess constructive algorithms, games, math	1700	x9479
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x9500
482A	Diverse Permutation constructive algorithms, greedy	1200	x9500
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x9512
509B	Painting Pebbles constructive algorithms, greedy, implementation	1300	x9512
1103A	Grid game constructive algorithms, implementation	1400	x9573
414A	Mashmokh and Numbers constructive algorithms, number theory	1500	x9621
1753A2	Make Nonzero Sum (hard version) constructive algorithms, dp, greedy	1500	x9743
1408B	Arrays Sum constructive algorithms, greedy, math	1400	x9748
1406C	Link Cut Centroids constructive algorithms, dfs and similar, graphs, trees	1700	x9790
1236C	Labs constructive algorithms, greedy, implementation	1300	x9807
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x9856
1366D	Two Divisors constructive algorithms, math, number theory	2000	x9857
1614C	Divan and bitwise operations bitmasks, combinatorics, constructive algorithms, dp, math	1500	x9896
1144D	Equalize Them All constructive algorithms, greedy	1400	x9903
110B	Lucky String constructive algorithms, strings	1100	x9920
801B	Valued Keys constructive algorithms, greedy, strings	900	x10001
777A	Shell Game constructive algorithms, implementation, math	1000	x10032
625B	War of the Corporations constructive algorithms, greedy, strings	1200	x10052
899A	Splitting in Teams constructive algorithms, greedy, math	800	x10072
1582D	Vupsen, Pupsen and 0 constructive algorithms, math	1600	x10089
1814C	Search in Parallel constructive algorithms, greedy, sortings	1500	x10122
932A	Palindromic Supersequence constructive algorithms	800	x10127
1438C	Engineer Artem 2-sat, chinese remainder theorem, constructive algorithms, fft, flows	2000	x10135
1063A	Oh Those Palindromes constructive algorithms, strings	1300	x10206
814A	An abandoned sentiment from past constructive algorithms, greedy, implementation, sortings	900	x10237
1393C	Pinkie Pie Eats Patty-cakes constructive algorithms, greedy, math, sortings	1700	x10247
1722G	Even-Odd XOR bitmasks, constructive algorithms, greedy	1500	x10255
1903C	Theofanis' Nightmare constructive algorithms, greedy	1400	x10256
1700C	Helping the Nature constructive algorithms, data structures, greedy	1700	x10439
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x10490
1091B	New Year and the Treasure Geolocation brute force, constructive algorithms, greedy, implementation	1200	x10491
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10523
1710A	Color the Picture constructive algorithms, greedy, math	1500	x10570
264A	Escape from Stones constructive algorithms, data structures, implementation, two pointers	1200	x10584
1659B	Bit Flipping bitmasks, constructive algorithms, greedy, strings	1300	x10591
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x10592
484A	Bits bitmasks, constructive algorithms	1700	x10654
1151B	Dima and a Bad XOR bitmasks, brute force, constructive algorithms, dp	1600	x10661
1742F	Smaller constructive algorithms, greedy, strings	1500	x10714
1065B	Vasya and Isolated Vertices constructive algorithms, graphs	1300	x10731
1799B	Equalize by Divide brute force, constructive algorithms, greedy, math	1200	x10782
1215C	Swap Letters constructive algorithms, greedy	1500	x10790
441C	Valera and Tubes constructive algorithms, dfs and similar, implementation	1500	x10821
743A	Vladik and flights constructive algorithms, greedy, implementation	1200	x10841
1396B	Stoned Game brute force, constructive algorithms, games, greedy	1800	x10843
1037A	Packets constructive algorithms, greedy, math	1300	x10880
1316B	String Modification brute force, constructive algorithms, implementation, sortings, strings	1400	x10941
1099B	Squares and Segments binary search, constructive algorithms, math	1100	x10973
1003B	Binary String Constructing constructive algorithms	1300	x10997