Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
28:50:15
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Before contest
Codeforces Round 941 (Div. 2)
28:50:15
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Problems

#	Name
834B	The Festive Evening data structures, implementation	1100	x8506
834A	The Useless Toy implementation	900	x8487
833E	Caramel Clouds data structures, dp, sortings	3400	x210
833D	Red-Black Cobweb data structures, divide and conquer, implementation, trees	2800	x371
833C	Ever-Hungry Krakozyabra brute force, combinatorics, greedy, math	2700	x460
833B	The Bakery binary search, data structures, divide and conquer, dp, two pointers	2200	x4477
833A	The Meaningless Game math, number theory	1700	x6014
832E	Vasya and Shifts matrices	2600	x277
832D	Misha, Grisha and Underground dfs and similar, graphs, trees	1900	x3596
832C	Strange Radiation binary search, implementation, math	2500	x427
832B	Petya and Exam implementation, strings	1600	x4326
832A	Sasha and Sticks games, math	800	x20317
831C	Jury Marks brute force, constructive algorithms	1700	x4365
831B	Keyboard Layouts implementation, strings	800	x14049
831A	Unimodal Array implementation	1000	x10021
830E	Perpetual Motion Machine constructive algorithms, dp, graphs, implementation, math, trees	3100	x272
830D	Singer House combinatorics, dp, graphs, trees	2800	x796
830C	Bamboo Partition brute force, data structures, implementation, math, number theory, sortings, two pointers	2300	x1181
830B	Cards Sorting data structures, implementation, sortings	1600	x2787
830A	Office Keys binary search, brute force, dp, greedy, sortings	1800	x6541
828B	Black Square implementation	1300	x5650
828A	Restaurant Tables implementation	1200	x7787
827F	Dirty Arkady's Kitchen data structures, dp, graphs, shortest paths	3200	x383
827E	Rusty String fft, math, strings	2700	x788
827D	Best Edge Weight data structures, dfs and similar, graphs, trees	2700	x1056
827C	DNA Evolution data structures, strings	2100	x1611
827B	High Load constructive algorithms, greedy, implementation, trees	1800	x3435
827A	String Reconstruction data structures, greedy, sortings, strings	1700	x3936
825G	Tree Queries dfs and similar, graphs, trees	2500	x1140
825F	String Compression dp, hashing, string suffix structures, strings	2400	x1319
825E	Minimal Labels data structures, dfs and similar, graphs, greedy	2300	x2986
825D	Suitable Replacement binary search, greedy, implementation	1500	x3173
825C	Multi-judge Solving greedy, implementation	1600	x4349
825B	Five-In-a-Row brute force, implementation	1600	x4049
825A	Binary Protocol implementation	1100	x7525
822F	Madness constructive algorithms, dfs and similar, trees	2500	x288
822E	Liar binary search, dp, hashing, string suffix structures	2400	x751
822D	My pretty girl Noora brute force, dp, greedy, math, number theory	1800	x2951
822C	Hacker, pack your bags! binary search, greedy, implementation, sortings	1600	x4523
822B	Crossword solving brute force, implementation, strings	1000	x9314
822A	I'm bored with life implementation, math, number theory	800	x31606
821E	Okabe and El Psy Kongroo dp, matrices	2100	x1410
821D	Okabe and City dfs and similar, graphs, shortest paths	2200	x1339
821C	Okabe and Boxes data structures, greedy, trees	1500	x6571
821B	Okabe and Banana Trees brute force, math	1300	x5623
821A	Okabe and Future Gadget Laboratory implementation	800	x7936
820B	Mister B and Angle in Polygon constructive algorithms, geometry, math	1300	x5079
820A	Mister B and Book Reading implementation	900	x8020
819E	Mister B and Flight to the Moon constructive algorithms, graphs	2800	x497
819D	Mister B and Astronomers number theory	2900	x214
819C	Mister B and Beacons on Field number theory	2900	x204
819B	Mister B and PR Shifts data structures, implementation, math	1900	x1620
819A	Mister B and Boring Game games, greedy	2200	x292
818G	Four Melodies flows, graphs	2600	x624
818F	Level Generation binary search, math, ternary search	2100	x1282
818E	Card Game Again binary search, data structures, number theory, two pointers	1900	x1871
818D	Multicolored Cars data structures, implementation	1700	x3381
818C	Sofa Thief brute force, implementation	2000	x1212
818B	Permutation Game implementation	1600	x2956
818A	Diplomas and Certificates implementation, math	800	x6772
817F	MEX Queries binary search, data structures, trees	2300	x2391
817E	Choosing The Commander bitmasks, data structures, trees	2000	x2681
817D	Imbalanced Array data structures, divide and conquer, dsu, sortings	1900	x4382
817C	Really Big Numbers binary search, brute force, dp, math	1600	x7007
817B	Makes And The Product combinatorics, implementation, math, sortings	1500	x5539
817A	Treasure Hunt implementation, math, number theory	1200	x6051
816B	Karen and Coffee binary search, data structures, implementation	1400	x16350
816A	Karen and Morning brute force, implementation	1000	x8883
815E	Karen and Neighborhood binary search, constructive algorithms, implementation	2900	x218
815D	Karen and Cards binary search, combinatorics, data structures, geometry	2800	x594
815C	Karen and Supermarket brute force, dp, trees	2400	x2460
815B	Karen and Test brute force, combinatorics, constructive algorithms, math	2200	x1361
815A	Karen and Game brute force, greedy, implementation	1700	x5571
814E	An unavoidable detour for home combinatorics, dp, graphs, shortest paths	2600	x637
814D	An overnight dance in discotheque dfs and similar, dp, geometry, greedy, trees	2000	x2124
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6291
814B	An express train to reveries constructive algorithms	1300	x5544
814A	An abandoned sentiment from past constructive algorithms, greedy, implementation, sortings	900	x10238
813F	Bipartite Checking data structures, dsu, graphs	2500	x1210
813E	Army Creation binary search, data structures	2200	x2266
813D	Two Melodies dp, flows	2600	x964
813C	The Tag Game dfs and similar, graphs	1700	x5651
813B	The Golden Age brute force, math	1800	x3771
813A	The Contest implementation	1100	x5007
812E	Sagheer and Apple Tree games, trees	2300	x1014
812D	Sagheer and Kindergarten dfs and similar, graphs, implementation, trees	2700	x326
812C	Sagheer and Nubian Market binary search, sortings	1500	x13073
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5068
812A	Sagheer and Crossroads implementation	1200	x6160
811E	Vladik and Entertaining Flags data structures, dsu, graphs	2600	x835
811D	Vladik and Favorite Game constructive algorithms, dfs and similar, graphs, interactive	2100	x1524
811C	Vladik and Memorable Trip dp, implementation	1900	x3202
811B	Vladik and Complicated Book implementation, sortings	1200	x6436
811A	Vladik and Courtesy brute force, implementation	800	x11686
810B	Summer sell-off greedy, sortings	1300	x10857
810A	Straight <<A>> implementation, math	900	x8700
809E	Surprise me! divide and conquer, math, number theory, trees	3100	x714
809D	Hitchhiking in the Baltic States data structures, dp	2900	x755
809C	Find a car combinatorics, divide and conquer, dp	2600	x725
809B	Glad to see you! binary search, interactive	2200	x1436