Problemset - Codeforces

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Problems

#	Name
1876E	Ball-Stackable constructive algorithms, data structures, dp, trees	3300	x245
1548D2	Gregor and the Odd Cows (Hard) brute force, geometry, math, number theory	3300	x238
1943E2	MEX Game 2 (Hard Version) binary search, greedy, two pointers	3300	x230
1738H	Palindrome Addicts data structures, strings	3300	x227
1750G	Doping combinatorics, dp, math	3300	x224
1188E	Problem from Red Panda combinatorics	3300	x224
618G	Combining Slimes dp, math, matrices, probabilities	3300	x220
1500E	Subset Trick binary search, data structures	3300	x212
1060H	Sophisticated Device constructive algorithms	3300	x210
1641E	Special Positions combinatorics, divide and conquer, fft, math	3300	x203
1392I	Kevin and Grid fft, graphs, math	3300	x203
1870G	MEXanization data structures	3300	x202
1740H	MEX Tree Manipulation data structures, trees	3300	x201
1787H	Codeforces Scoreboard binary search, data structures, dp, geometry	3300	x199
855G	Harry Vs Voldemort dfs and similar, dp, graphs, trees	3300	x199
1329E	Dreamoon Loves AA binary search, greedy	3300	x172
1804H	Code Lock bitmasks, dp	3300	x169
1450H2	Multithreading (Hard Version) combinatorics, implementation, math	3300	x165
1284G	Seollal graphs	3300	x165
725G	Messages on a Tree	3300	x161
1886F	Diamond Theft data structures, greedy	3300	x158
1615G	Maximum Adjacent Pairs constructive algorithms, graph matchings	3300	x147
1361F	Johnny and New Toy data structures, implementation, math	3300	x146
1718F	Burenka, an Array and Queries data structures, math, number theory	3300	x145
1017H	The Films brute force	3300	x138
1209H	Moving Walkways data structures, greedy, math	3300	x136
1530G	What a Reversal constructive algorithms	3300	x133
865G	Flowers and Chocolate combinatorics, math, matrices	3300	x131
1580F	Problems for Codeforces combinatorics, fft, math	3300	x130
1930H	Interactive Mex Tree constructive algorithms, dfs and similar, interactive, trees	3300	x123
868G	El Toll Caves math	3300	x119
865E	Hex Dyslexia bitmasks, brute force, dp, graphs	3300	x119
737E	Tanya is 5! graph matchings, graphs, greedy, schedules	3300	x119
696F	...Dary! binary search, geometry, two pointers	3300	x119
1737F	Ela and Prime GCD constructive algorithms, math, number theory	3300	x117
1477E	Nezzar and Tournaments data structures, greedy	3300	x117
1266G	Permutation Concatenation string suffix structures	3300	x117
1381E	Origami geometry, math, sortings	3300	x100
1666A	Admissible Map	3300	x99
901E	Cyclic Cipher fft, math	3300	x84
1949A	Grove brute force, dfs and similar, dp, geometry, probabilities	3300	x80
771F	Bear and Isomorphic Points geometry, two pointers	3300	x78
1938D	Bánh Bò	3300	x77
1965F	Conference data structures, flows	3300	x69
737F	Dirty plates constructive algorithms, math	3300	x69
865F	Egg Roulette bitmasks, brute force, divide and conquer, math, meet-in-the-middle	3300	x67
1936F	Grand Finale: Circles binary search, geometry	3300	x66
1578I	Interactive Rays geometry, interactive	3300	x58
949F	Astronomy geometry, probabilities	3300	x57
1912I	Innovative Washing Machine geometry, math, two pointers	3300	x54
1666B	Budget Distribution	3300	x53
1912C	Cactus Transformation constructive algorithms	3300	x45
1491H	Yuezheng Ling and Dynamic Tree data structures, trees	3400	x764
843D	Dynamic Shortest Path graphs, shortest paths	3400	x756
1119F	Niyaz and Small Degrees data structures, dp, trees	3400	x653
1630F	Making It Bipartite flows, graph matchings, graphs, number theory	3400	x507
757G	Can Bash Save the Day? data structures, divide and conquer, graphs, trees	3400	x480
1097E	Egor and an RPG game constructive algorithms, greedy	3400	x464
1137F	Matches Are Not a Child's Play data structures, trees	3400	x459
1482H	Exam data structures, string suffix structures, trees	3400	x433
1710D	Recover the Tree constructive algorithms, trees	3400	x406
1693E	Outermost Maximums data structures, greedy	3400	x371
1827E	Bus Routes binary search, constructive algorithms, dfs and similar, greedy, trees	3400	x363
793G	Oleg and chess data structures, divide and conquer, flows, graph matchings	3400	x358
1801G	A task for substrings data structures, string suffix structures, strings	3400	x349
715E	Complete the Permutations combinatorics, fft, graphs, math	3400	x342
1548E	Gregor and the Two Painters data structures, divide and conquer, graphs, greedy, math	3400	x338
1276F	Asterisk Substrings string suffix structures	3400	x333
794G	Replace All combinatorics, dp, math	3400	x323
1693F	I Might Be Wrong binary search, greedy, two pointers	3400	x275
1039E	Summer Oenothera Exhibition data structures	3400	x265
1817E	Half-sum brute force, divide and conquer, greedy	3400	x250
1239F	Swiper, no swiping! graphs, implementation	3400	x245
1572F	Stations data structures	3400	x240
1684H	Hard Cut constructive algorithms, dfs and similar, divide and conquer, math	3400	x235
627F	Island Puzzle dfs and similar, dsu, graphs, trees	3400	x232
914H	Ember and Storm's Tree Game combinatorics, dp, games, trees	3400	x229
1515I	Phoenix and Diamonds binary search, data structures, sortings	3400	x225
1268E	Happy Cactus dp	3400	x221
1103E	Radix sum fft, math, number theory	3400	x220
1098E	Fedya the Potter binary search, implementation, math, number theory	3400	x212
1010F	Tree fft, graphs, trees	3400	x211
833E	Caramel Clouds data structures, dp, sortings	3400	x210
848E	Days of Floral Colours combinatorics, divide and conquer, dp, fft, math	3400	x200
1553I	Stairs combinatorics, divide and conquer, dp, fft, math	3400	x195
773F	Test Data Generation combinatorics, divide and conquer, dp, fft, math, number theory	3400	x184
936E	Iqea data structures, dfs and similar, divide and conquer, dsu, shortest paths, trees	3400	x182
1466I	The Riddle of the Sphinx binary search, data structures, data structures, interactive	3400	x180
739D	Recover a functional graph graph matchings	3400	x180
1242D	Number Discovery math	3400	x176
741E	Arpa’s abnormal DNA and Mehrdad’s deep interest data structures, string suffix structures	3400	x174
1784F	Minimums or Medians	3400	x170
1601F	Two Sorts binary search, dfs and similar, math, meet-in-the-middle	3400	x167
1764H	Doremy's Paint 2 data structures	3400	x166
1007E	Mini Metro dp	3400	x164
1852E	Rivalries constructive algorithms, data structures, greedy	3400	x157
1012F	Passports dp, implementation	3400	x152
1770G	Koxia and Bracket divide and conquer, fft, math	3400	x151
1787I	Treasure Hunt data structures, divide and conquer, two pointers	3400	x148
1299E	So Mean interactive, math	3400	x148