Problemset - Codeforces

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Codeforces Round 950 (Div. 3)
31:57:02
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Problems

#	Name
997B	Roman Digits brute force, combinatorics, dp, greedy, math	2000	x2870
997A	Convert to Ones brute force, greedy, implementation, math	1500	x8177
996B	World Cup binary search, math	1300	x8877
996A	Hit the Lottery dp, greedy	800	x85160
995F	Cowmpany Cowmpensation combinatorics, dp, math, trees	2700	x1156
995E	Number Clicker divide and conquer, graphs, meet-in-the-middle, number theory	2700	x621
995D	Game math	2500	x747
995C	Leaving the Bar brute force, data structures, geometry, greedy, math, sortings	2300	x1731
995B	Suit and Tie greedy, implementation, math	1400	x7024
995A	Tesla constructive algorithms, implementation	2100	x1507
994B	Knights of a Polygonal Table greedy, implementation, sortings	1400	x5552
994A	Fingerprints implementation	800	x13908
993F	The Moral Dilemma	3200	x60
993E	Nikita and Order Statistics chinese remainder theorem, fft, math	2300	x1369
993D	Compute Power binary search, dp, greedy	2500	x595
993C	Careful Maneuvering bitmasks, brute force, geometry	2100	x1531
993B	Open Communication bitmasks, brute force	1900	x1931
993A	Two Squares geometry, implementation	1600	x3889
992E	Nastya and King-Shamans binary search, data structures	2500	x1271
992D	Nastya and a Game brute force, implementation, math	2100	x1599
992C	Nastya and a Wardrobe math	1600	x4518
992B	Nastya Studies Informatics math, number theory	1600	x6116
992A	Nastya and an Array implementation, sortings	800	x12924
991F	Concise and clear brute force, greedy, implementation, math	2700	x296
991E	Bus Number brute force, combinatorics, math	1800	x3418
991D	Bishwock dp, greedy	1500	x7060
991C	Candies binary search, implementation	1500	x10061
991B	Getting an A greedy, sortings	900	x12355
991A	If at first you don't succeed... implementation	1000	x10401
990G	GCD Counting divide and conquer, dp, dsu, number theory, trees	2400	x1737
990F	Flow Control dfs and similar, dp, greedy, trees	2400	x873
990E	Post Lamps brute force, greedy	2100	x1977
990D	Graph And Its Complement constructive algorithms, graphs, implementation	1700	x3760
990C	Bracket Sequences Concatenation Problem implementation	1500	x5821
990B	Micro-World greedy, sortings	1200	x7995
990A	Commentary Boxes implementation, math	1000	x10456
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x229
989D	A Shade of Moonlight binary search, geometry, math, sortings, two pointers	2500	x508
989C	A Mist of Florescence constructive algorithms, graphs	1800	x3726
989B	A Tide of Riverscape constructive algorithms, strings	1200	x6988
989A	A Blend of Springtime implementation, strings	900	x10176
988F	Rain and Umbrellas dp	2100	x2225
988E	Divisibility by 25 brute force, greedy	2100	x3704
988D	Points and Powers of Two brute force, math	1800	x6846
988C	Equal Sums implementation, sortings	1400	x9965
988B	Substrings Sort sortings, strings	1100	x17960
988A	Diverse Team brute force, implementation	800	x24020
987C	Three displays brute force, dp, implementation	1400	x13154
987B	High School: Become Human math	1100	x11456
987A	Infinity Gauntlet implementation	800	x16315
986F	Oppa Funcan Style Remastered graphs, math, number theory, shortest paths	3300	x567
986E	Prince's Problem brute force, data structures, math, number theory, trees	2800	x705
986D	Perfect Encoding fft, math	3100	x325
986C	AND Graph bitmasks, dfs and similar, dsu, graphs	2500	x2197
986B	Petr and Permutations combinatorics, math	1800	x4565
986A	Fair graphs, greedy, number theory, shortest paths	1600	x6582
985G	Team Players combinatorics	2700	x463
985F	Isomorphic Strings hashing, strings	2300	x1712
985E	Pencils and Boxes binary search, data structures, dp, greedy, two pointers	2100	x3282
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2261
985C	Liebig's Barrels greedy	1500	x5584
985B	Switches and Lamps implementation	1200	x7315
985A	Chess Placing implementation	1100	x8073
984B	Minesweeper implementation	1100	x7274
984A	Game sortings	800	x19103
983E	NN country binary search, data structures, trees	2800	x883
983D	Arkady and Rectangles data structures	3300	x361
983C	Elevator dp, graphs, shortest paths	2400	x802
983B	XOR-pyramid dp	1800	x5283
983A	Finite or not? implementation, math	1700	x4457
982F	The Meeting Place Cannot Be Changed dfs and similar, graphs	2700	x186
982E	Billiard geometry, number theory	2600	x690
982D	Shark brute force, data structures, dsu, trees	1900	x2261
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x10903
982B	Bus of Characters data structures, greedy, implementation	1300	x8195
982A	Row brute force, constructive algorithms	1200	x8960
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x266
981G	Magic multisets data structures	2500	x626
981F	Round Marriage binary search, graph matchings, greedy	2500	x676
981E	Addition on Segments bitmasks, data structures, divide and conquer, dp	2200	x2005
981D	Bookshelves bitmasks, dp, greedy	1900	x3179
981C	Useful Decomposition implementation, trees	1400	x5197
981B	Businessmen Problems sortings	1000	x6784
981A	Antipalindrome brute force, implementation, strings	900	x9081
980F	Cactus to Tree dp, graphs, trees	2900	x193
980E	The Number Games data structures, greedy, trees	2200	x1806
980D	Perfect Groups dp, math, number theory	2100	x2420
980C	Posterized games, greedy	1700	x3728
980B	Marlin constructive algorithms	1600	x4634
980A	Links and Pearls implementation, math	900	x10269
979E	Kuro and Topological Parity dp	2400	x592
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1695
979C	Kuro and Walking Route dfs and similar, trees	1600	x6103
979B	Treasure Hunt greedy	1800	x4359
979A	Pizza, Pizza, Pizza!!! math	1000	x13460
978G	Petya's Exams greedy, implementation, sortings	1700	x4220
978F	Mentors binary search, data structures, implementation	1500	x8066
978E	Bus Video System combinatorics, math	1400	x9282
978D	Almost Arithmetic Progression brute force, implementation, math	1500	x8427
978C	Letters binary search, implementation, two pointers	1000	x24561