Problemset - Codeforces

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Problems

#	Name
220B	Little Elephant and Array constructive algorithms, data structures	1800	x9375
1066C	Books Queries implementation	1400	x9372
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1700	x9368
975C	Valhalla Siege binary search	1400	x9366
1525D	Armchairs dp, flows, graph matchings, greedy	1800	x9365
869A	The Artful Expedient brute force, implementation	1100	x9357
1942C1	Bessie's Birthday Cake (Easy Version) geometry, greedy, math	1300	x9354
1829G	Hits Different data structures, dp, implementation, math	1600	x9350
1266C	Diverse Matrix constructive algorithms, greedy, math, number theory	1400	x9349
862A	Mahmoud and Ehab and the MEX greedy, implementation	1000	x9349
965A	Paper Airplanes math	800	x9346
549A	Face Detection implementation, strings	900	x9345
1917C	Watering an Array brute force, greedy, implementation, math	1600	x9344
607A	Chain Reaction binary search, dp	1600	x9343
1388C	Uncle Bogdan and Country Happiness dfs and similar, greedy, math, trees	1800	x9334
1038C	Gambling greedy, sortings	1300	x9331
777B	Game of Credit Cards data structures, dp, greedy, sortings	1300	x9330
552A	Vanya and Table implementation, math	1000	x9328
822B	Crossword solving brute force, implementation, strings	1000	x9316
1040A	Palindrome Dance greedy	1000	x9315
1030C	Vasya and Golden Ticket implementation	1300	x9314
1196D2	RGB Substring (hard version) data structures, dp, implementation, two pointers	1600	x9313
1473D	Program data structures, dp, implementation, strings	1700	x9304
919D	Substring dfs and similar, dp, graphs	1700	x9296
1684D	Traps constructive algorithms, greedy, sortings	1700	x9288
25B	Phone numbers implementation	1100	x9280
1951C	Ticket Hoarding greedy, math, sortings	1400	x9276
1093C	Mishka and the Last Exam greedy	1300	x9276
567C	Geometric Progression binary search, data structures, dp	1700	x9272
1548B	Integers Have Friends binary search, data structures, divide and conquer, math, number theory, two pointers	1800	x9266
355A	Vasya and Digital Root constructive algorithms, implementation	1100	x9260
1451D	Circle Game games, geometry, math	1700	x9258
1681D	Required Length brute force, dfs and similar, dp, hashing, shortest paths	1700	x9257
898B	Proper Nutrition brute force, implementation, number theory	1100	x9256
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x9255
1140C	Playlist brute force, data structures, sortings	1600	x9250
5A	Chat Servers Outgoing Traffic implementation	1000	x9243
1041C	Coffee Break binary search, data structures, greedy, two pointers	1600	x9242
837A	Text Volume implementation	800	x9242
1750C	Complementary XOR constructive algorithms, implementation	1400	x9239
876A	Trip For Meal math	900	x9236
1016B	Segment Occurrences brute force, implementation	1300	x9234
1227B	Box constructive algorithms	1200	x9223
978E	Bus Video System combinatorics, math	1400	x9217
779A	Pupils Redistribution constructive algorithms, math	1000	x9217
789A	Anastasia and pebbles implementation, math	1100	x9212
1249E	By Elevator or Stairs? dp, shortest paths	1700	x9208
1004B	Sonya and Exhibition constructive algorithms, greedy, implementation, math	1300	x9204
1462E2	Close Tuples (hard version) binary search, combinatorics, implementation, math, sortings, two pointers	1700	x9203
620B	Grandfather Dovlet’s calculator implementation	1000	x9200
246D	Colorful Graph brute force, dfs and similar, graphs	1600	x9186
998A	Balloons constructive algorithms, implementation	1000	x9183
525B	Pasha and String constructive algorithms, greedy, math, strings	1400	x9178
1287B	Hyperset brute force, data structures, implementation	1500	x9175
1198B	Welfare State binary search, brute force, data structures, sortings	1600	x9170
1085B	Div Times Mod math	1100	x9170
108A	Palindromic Times implementation, strings	1000	x9169
1737B	Ela's Fitness and the Luxury Number binary search, implementation, math	1300	x9166
1498C	Planar Reflections brute force, data structures, dp	1600	x9161
580D	Kefa and Dishes bitmasks, dp	1800	x9156
665C	Simple Strings dp, greedy, strings	1300	x9154
1439A1	Binary Table (Easy Version) constructive algorithms, implementation	1500	x9152
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9149
437B	The Child and Set bitmasks, greedy, implementation, sortings	1500	x9147
1033B	Square Difference math, number theory	1100	x9144
909A	Generate Login brute force, greedy, sortings	1000	x9140
1469D	Ceil Divisions brute force, constructive algorithms, math, number theory	1700	x9139
608A	Saitama Destroys Hotel implementation, math	1000	x9139
347B	Fixed Points brute force, implementation, math	1100	x9137
1051C	Vasya and Multisets brute force, dp, greedy, implementation, math	1500	x9129
631A	Interview brute force, implementation	900	x9125
1166C	A Tale of Two Lands binary search, sortings, two pointers	1500	x9121
1370D	Odd-Even Subsequence binary search, dp, dsu, greedy, implementation	2000	x9117
1190A	Tokitsukaze and Discard Items implementation, two pointers	1400	x9112
870B	Maximum of Maximums of Minimums greedy	1200	x9109
518A	Vitaly and Strings constructive algorithms, strings	1600	x9106
1883G1	Dances (Easy version) binary search, greedy, two pointers	1400	x9103
282C	XOR and OR constructive algorithms, implementation, math	1500	x9102
463A	Caisa and Sugar brute force, implementation	1200	x9097
964A	Splits math	800	x9094
337B	Routine Problem greedy, math, number theory	1400	x9085
1196C	Robot Breakout implementation	1500	x9084
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9081
1658C	Shinju and the Lost Permutation constructive algorithms, math	1700	x9080
959B	Mahmoud and Ehab and the message dsu, greedy, implementation	1200	x9080
622B	The Time implementation	900	x9070
1295B	Infinite Prefixes math, strings	1700	x9068
622A	Infinite Sequence implementation, math	1000	x9068
1554D	Diane constructive algorithms, greedy, strings	1800	x9064
808A	Lucky Year implementation	900	x9062
1725A	Accumulation of Dominoes math	800	x9059
1155C	Alarm Clocks Everywhere math, number theory	1300	x9059
1301C	Ayoub's function binary search, combinatorics, greedy, math, strings	1700	x9054
1764C	Doremy's City Construction graphs, greedy	1400	x9046
660C	Hard Process binary search, dp, two pointers	1600	x9042
1482B	Restore Modulo implementation, math	1500	x9040
246A	Buggy Sorting constructive algorithms, greedy, sortings	900	x9040
1324F	Maximum White Subtree dfs and similar, dp, graphs, trees	1800	x9038
1017B	The Bits implementation, math	1200	x9037
705B	Spider Man games, math	1100	x9032