Problemset - Codeforces

Problems

#	Name
997E	Good Subsegments data structures	3000	x1287
997D	Cycles in product combinatorics, divide and conquer, trees	2900	x461
997C	Sky Full of Stars combinatorics, math	2500	x1739
997B	Roman Digits brute force, combinatorics, dp, greedy, math	2000	x2985
997A	Convert to Ones brute force, greedy, implementation, math	1500	x8336
996B	World Cup binary search, math	1300	x9072
996A	Hit the Lottery dp, greedy	800	x92765
995F	Cowmpany Cowmpensation combinatorics, dp, math, trees	2700	x1267
995E	Number Clicker divide and conquer, graphs, meet-in-the-middle, number theory	2700	x688
995D	Game math	2500	x769
995C	Leaving the Bar brute force, data structures, geometry, greedy, math, sortings	2300	x1910
995B	Suit and Tie greedy, implementation, math	1400	x7112
995A	Tesla constructive algorithms, implementation	2100	x1701
994B	Knights of a Polygonal Table greedy, implementation, sortings	1400	x5738
994A	Fingerprints implementation	800	x14224
993F	The Moral Dilemma	3200	x60
993E	Nikita and Order Statistics chinese remainder theorem, fft, math	2300	x1437
993D	Compute Power binary search, dp, greedy	2500	x754
993C	Careful Maneuvering bitmasks, brute force, geometry	2100	x1705
993B	Open Communication bitmasks, brute force	1900	x1956
993A	Two Squares geometry, implementation	1600	x4162
992E	Nastya and King-Shamans binary search, data structures	2500	x1454
992D	Nastya and a Game brute force, implementation, math	2100	x1655
992C	Nastya and a Wardrobe math	1600	x4620
992B	Nastya Studies Informatics math, number theory	1600	x6292
992A	Nastya and an Array implementation, sortings	800	x13201
991F	Concise and clear brute force, greedy, implementation, math	2700	x310
991E	Bus Number brute force, combinatorics, math	1800	x3509
991D	Bishwock dp, greedy	1500	x7224
991C	Candies binary search, implementation	1500	x10537
991B	Getting an A greedy, sortings	900	x12674
991A	If at first you don't succeed... implementation	1000	x10649
990G	GCD Counting divide and conquer, dp, dsu, number theory, trees	2400	x1884
990F	Flow Control dfs and similar, dp, greedy, trees	2400	x909
990E	Post Lamps brute force, greedy	2100	x2030
990D	Graph And Its Complement constructive algorithms, graphs, implementation	1700	x3850
990C	Bracket Sequences Concatenation Problem implementation	1500	x5934
990B	Micro-World greedy, sortings	1200	x8155
990A	Commentary Boxes implementation, math	1000	x10630
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x253
989D	A Shade of Moonlight binary search, geometry, math, sortings, two pointers	2500	x517
989C	A Mist of Florescence constructive algorithms, graphs	1800	x3820
989B	A Tide of Riverscape constructive algorithms, strings	1200	x7064
989A	A Blend of Springtime implementation, strings	900	x10392
988F	Rain and Umbrellas dp	2100	x2338
988E	Divisibility by 25 brute force, greedy	2100	x3993
988D	Points and Powers of Two brute force, math	1800	x7350
988C	Equal Sums implementation, sortings	1400	x10275
988B	Substrings Sort sortings, strings	1100	x18573
988A	Diverse Team brute force, implementation	800	x25266
987C	Three displays brute force, dp, implementation	1400	x13620
987B	High School: Become Human math	1100	x11654
987A	Infinity Gauntlet implementation	800	x16646
986F	Oppa Funcan Style Remastered graphs, math, number theory, shortest paths	3300	x642
986E	Prince's Problem brute force, data structures, math, number theory, trees	2800	x799
986D	Perfect Encoding fft, math	3100	x332
986C	AND Graph bitmasks, dfs and similar, dsu, graphs	2500	x2469
986B	Petr and Permutations combinatorics, math	1800	x4688
986A	Fair graphs, greedy, number theory, shortest paths	1600	x7020
985G	Team Players combinatorics	2700	x526
985F	Isomorphic Strings hashing, strings	2300	x1867
985E	Pencils and Boxes binary search, data structures, dp, greedy, two pointers	2100	x3694
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2568
985C	Liebig's Barrels greedy	1500	x5781
985B	Switches and Lamps implementation	1200	x7409
985A	Chess Placing implementation	1100	x8173
984B	Minesweeper implementation	1100	x7389
984A	Game sortings	800	x19548
983E	NN country binary search, data structures, trees	2800	x951
983D	Arkady and Rectangles data structures	3300	x397
983C	Elevator dp, graphs, shortest paths	2400	x842
983B	XOR-pyramid dp	1800	x5572
983A	Finite or not? implementation, math	1700	x4556
982F	The Meeting Place Cannot Be Changed dfs and similar, graphs	2700	x195
982E	Billiard geometry, number theory	2600	x719
982D	Shark brute force, data structures, dsu, trees	1900	x2341
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x11711
982B	Bus of Characters data structures, greedy, implementation	1300	x8320
982A	Row brute force, constructive algorithms	1200	x9101
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x271
981G	Magic multisets data structures	2500	x692
981F	Round Marriage binary search, graph matchings, greedy	2500	x788
981E	Addition on Segments bitmasks, data structures, divide and conquer, dp	2200	x2134
981D	Bookshelves bitmasks, dp, greedy	1900	x3273
981C	Useful Decomposition implementation, trees	1400	x5497
981B	Businessmen Problems sortings	1000	x7008
981A	Antipalindrome brute force, implementation, strings	900	x9436
980F	Cactus to Tree dp, graphs, trees	2900	x197
980E	The Number Games data structures, greedy, trees	2200	x1945
980D	Perfect Groups dp, math, number theory	2100	x2726
980C	Posterized games, greedy	1700	x3801
980B	Marlin constructive algorithms	1600	x4701
980A	Links and Pearls implementation, math	900	x10444
979E	Kuro and Topological Parity dp	2400	x667
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1849
979C	Kuro and Walking Route dfs and similar, trees	1600	x6352
979B	Treasure Hunt greedy	1800	x4438
979A	Pizza, Pizza, Pizza!!! math	1000	x13851
978G	Petya's Exams greedy, implementation, sortings	1700	x4397
978F	Mentors binary search, data structures, implementation	1500	x8361