Problemset - Codeforces

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Problems

#	Name
802E	Marmots (medium) math	2200	x252
802D	Marmots (easy) math	2100	x456
802C	Heidi and Library (hard) flows	2600	x559
802B	Heidi and Library (medium) data structures, greedy	1800	x1119
802A	Heidi and Library (easy) greedy	1800	x1368
799G	Cut the pie binary search, data structures, geometry	3500	x116
799F	Beautiful fountains rows data structures	3500	x443
799E	Aquarium decoration data structures, greedy, two pointers	2500	x930
799D	Field expansion brute force, dp, meet-in-the-middle	2100	x2033
799C	Fountains binary search, data structures, implementation	1800	x3764
799B	T-shirt buying data structures, implementation	1400	x8773
798E	Mike and code of a permutation constructive algorithms, data structures, graphs, sortings	3000	x481
798D	Mike and distribution constructive algorithms, sortings	2400	x1904
798C	Mike and gcd problem dp, greedy, number theory	1700	x5797
797F	Mice and Holes data structures, dp, greedy, sortings	2600	x1194
797E	Array Queries brute force, data structures, dp	2000	x4393
797D	Broken BST data structures, dfs and similar	2100	x1817
797C	Minimal string data structures, greedy, strings	1700	x6708
797B	Odd sum dp, greedy, implementation	1400	x10515
796F	Sequence Recovery bitmasks, data structures, greedy	2800	x181
796E	Exam Cheating binary search, dp	2400	x654
796D	Police Stations constructive algorithms, dfs and similar, dp, graphs, shortest paths, trees	2100	x5650
796C	Bank Hacking constructive algorithms, data structures, dp, trees	1900	x3041
794G	Replace All combinatorics, dp, math	3400	x343
794F	Leha and security system data structures	2800	x822
794E	Choosing Carrot games, math	2800	x799
794D	Labelling Cities dfs and similar, graphs, hashing	2400	x814
794C	Naming Company games, greedy, sortings	1800	x3110
793G	Oleg and chess data structures, divide and conquer, flows, graph matchings	3400	x386
793F	Julia the snail data structures, divide and conquer, dp	3000	x549
793E	Problem of offices constructive algorithms, dfs and similar, dp, trees	2900	x254
793D	Presents in Bankopolis dp, graphs, shortest paths	2100	x1598
793C	Mice problem geometry, implementation, math, sortings	2300	x1256
793B	Igor and his way to work dfs and similar, graphs, implementation, shortest paths	1600	x4431
792F	Mages and Monsters data structures, geometry	3100	x209
792E	Colored Balls greedy, math, number theory	2500	x1082
792D	Paths in a Complete Binary Tree bitmasks, trees	1900	x3010
792C	Divide by Three dp, greedy, math, number theory	2000	x4384
789B	Masha and geometric depression brute force, implementation, math	1700	x4379
788E	New task data structures	2900	x339
788D	Finding lines constructive algorithms, divide and conquer, interactive	3000	x369
788C	The Great Mixing dfs and similar, graphs, shortest paths	2300	x2250
788B	Weird journey combinatorics, constructive algorithms, dfs and similar, dsu, graphs	2100	x2549
788A	Functions again dp, two pointers	1600	x9090
786E	ALT data structures, flows, graphs, trees	3200	x629
786D	Rap God data structures, dfs and similar, hashing, strings, trees	3400	x142
786C	Till I Collapse data structures, divide and conquer	2400	x2829
786B	Legacy data structures, graphs, shortest paths	2300	x6014
786A	Berzerk dfs and similar, dp, games	2000	x2541
785E	Anton and Permutation brute force, data structures	2200	x1906
785D	Anton and School - 2 combinatorics, dp, math, number theory	2300	x2958
785C	Anton and Fairy Tale binary search, math	1600	x7351
784G	BF Calculator *special problem	2000	x747
784F	Crunching Numbers Just for You *special problem, implementation	1900	x1072
784E	Twisted Circuit *special problem, brute force, implementation	2000	x1949
784D	Touchy-Feely Palindromes *special problem, implementation	1900	x460
784C	INTERCALC *special problem, implementation	1800	x726
784B	Kids' Riddle *special problem	2000	x872
784A	Numbers Joke *special problem	1700	x3179
780H	Intranet of Buses binary search, geometry, implementation, two pointers	3100	x118
780G	Andryusha and Nervous Barriers data structures, dp	2700	x656
780F	Axel and Marston in Bitland bitmasks, dp, graphs, matrices	2400	x1050
780E	Underground Lab constructive algorithms, dfs and similar, graphs	2100	x2558
780D	Innokenty and a Football League 2-sat, graphs, greedy, implementation, shortest paths, strings	1900	x2900
780C	Andryusha and Colored Balloons dfs and similar, graphs, greedy, trees	1600	x9088
780B	The Meeting Place Cannot Be Changed binary search	1600	x9590
778E	Selling Numbers dp, sortings	3000	x325
778D	Parquet Re-laying constructive algorithms	2700	x526
778C	Peterson Polyglot brute force, dfs and similar, dsu, hashing, strings, trees	2500	x888
778B	Bitwise Formula bitmasks, brute force, dfs and similar, expression parsing, implementation	1800	x2312
778A	String Game binary search, greedy, strings	1700	x11535
777E	Hanoi Factory brute force, data structures, dp, greedy, sortings	2000	x4022
777D	Cloud of Hashtags binary search, greedy, implementation, strings	1800	x4984
777C	Alyona and Spreadsheet binary search, data structures, dp, greedy, implementation, two pointers	1600	x6365
776G	Sherlock and the Encrypted Data bitmasks, combinatorics, dp	2900	x337
776F	Sherlock's bet to Moriarty constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation, trees	2800	x439
776E	The Holmes Children math, number theory	2100	x2173
776D	The Door Problem 2-sat, dfs and similar, dsu, graphs	2000	x5054
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x5903
775A	University Schedule *special problem	2900
774L	Bars *special problem, binary search	2000	x338
774K	Stepan and Vowels *special problem, implementation, strings	1600	x1273
774J	Stepan's Series *special problem, dp	2000	x363
774I	Composing Of String *special problem, dp	2300	x107
774H	Repairing Of String *special problem, constructive algorithms	2200	x259
774G	Perfectionist Arkadiy *special problem, number theory	2700	x180
774F	Pens And Days Of Week *special problem, binary search, number theory	2700	x108
774E	Big Number and Remainder *special problem, math, number theory	2300	x215
774D	Lie or Truth *special problem, constructive algorithms, implementation, sortings	1500	x1945
774B	Significant Cups *special problem, binary search, data structures, two pointers	2100	x223
774A	Amusement Park *special problem, ternary search	2100	x305
773F	Test Data Generation combinatorics, divide and conquer, dp, fft, math, number theory	3400	x188
773E	Blog Post Rating data structures, sortings	3000	x388
773D	Perishable Roads dp, graphs, shortest paths	2700	x657
773C	Prairie Partition binary search, constructive algorithms, greedy, math	2200	x961
773B	Dynamic Problem Scoring brute force, greedy	2000	x1169
773A	Success Rate binary search, math	1700	x4442
772E	Verifying Kingdom binary search, divide and conquer, interactive, trees	3200	x142
772D	Varying Kibibits bitmasks, dp	2700	x592
772C	Vulnerable Kerbals constructive algorithms, dp, graphs, math, number theory	2300	x1379