Problemset - Codeforces

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Codeforces Round (Div. 1 + Div. 2)
27:13:19
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Problems

#	Name
991C	Candies binary search, implementation	1500	x10042
991B	Getting an A greedy, sortings	900	x12345
991A	If at first you don't succeed... implementation	1000	x10396
990G	GCD Counting divide and conquer, dp, dsu, number theory, trees	2400	x1735
990F	Flow Control dfs and similar, dp, greedy, trees	2400	x871
990E	Post Lamps brute force, greedy	2100	x1975
990D	Graph And Its Complement constructive algorithms, graphs, implementation	1700	x3759
990C	Bracket Sequences Concatenation Problem implementation	1500	x5803
990B	Micro-World greedy, sortings	1200	x7992
990A	Commentary Boxes implementation, math	1000	x10453
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x228
989D	A Shade of Moonlight binary search, geometry, math, sortings, two pointers	2500	x507
989C	A Mist of Florescence constructive algorithms, graphs	1800	x3716
989B	A Tide of Riverscape constructive algorithms, strings	1200	x6984
989A	A Blend of Springtime implementation, strings	900	x10166
988F	Rain and Umbrellas dp	2100	x2211
988E	Divisibility by 25 brute force, greedy	2100	x3694
988D	Points and Powers of Two brute force, math	1800	x6833
988C	Equal Sums implementation, sortings	1400	x9945
988B	Substrings Sort sortings, strings	1100	x17923
988A	Diverse Team brute force, implementation	800	x23966
987C	Three displays brute force, dp, implementation	1400	x13127
987B	High School: Become Human math	1100	x11435
987A	Infinity Gauntlet implementation	800	x16296
986F	Oppa Funcan Style Remastered graphs, math, number theory, shortest paths	3300	x565
986E	Prince's Problem brute force, data structures, math, number theory, trees	2800	x703
986D	Perfect Encoding fft, math	3100	x324
986C	AND Graph bitmasks, dfs and similar, dsu, graphs	2500	x2195
986B	Petr and Permutations combinatorics, math	1800	x4561
986A	Fair graphs, greedy, number theory, shortest paths	1600	x6547
985G	Team Players combinatorics	2700	x459
985F	Isomorphic Strings hashing, strings	2300	x1708
985E	Pencils and Boxes binary search, data structures, dp, greedy, two pointers	2100	x3265
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2257
985C	Liebig's Barrels greedy	1500	x5581
985B	Switches and Lamps implementation	1200	x7305
985A	Chess Placing implementation	1100	x8069
984B	Minesweeper implementation	1100	x7268
984A	Game sortings	800	x18964
983E	NN country binary search, data structures, trees	2800	x879
983D	Arkady and Rectangles data structures	3300	x358
983C	Elevator dp, graphs, shortest paths	2400	x801
983B	XOR-pyramid dp	1800	x5269
983A	Finite or not? implementation, math	1700	x4456
982F	The Meeting Place Cannot Be Changed dfs and similar, graphs	2700	x185
982E	Billiard geometry, number theory	2600	x689
982D	Shark brute force, data structures, dsu, trees	1900	x2248
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x10875
982B	Bus of Characters data structures, greedy, implementation	1300	x8184
982A	Row brute force, constructive algorithms	1200	x8952
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x265
981G	Magic multisets data structures	2500	x625
981F	Round Marriage binary search, graph matchings, greedy	2500	x674
981E	Addition on Segments bitmasks, data structures, divide and conquer, dp	2200	x2003
981D	Bookshelves bitmasks, dp, greedy	1900	x3177
981C	Useful Decomposition implementation, trees	1400	x5173
981B	Businessmen Problems sortings	1000	x6781
981A	Antipalindrome brute force, implementation, strings	900	x9068
980F	Cactus to Tree dp, graphs, trees	2900	x192
980E	The Number Games data structures, greedy, trees	2200	x1804
980D	Perfect Groups dp, math, number theory	2100	x2417
980C	Posterized games, greedy	1700	x3726
980B	Marlin constructive algorithms	1600	x4631
980A	Links and Pearls implementation, math	900	x10266
979E	Kuro and Topological Parity dp	2400	x590
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1693
979C	Kuro and Walking Route dfs and similar, trees	1600	x6094
979B	Treasure Hunt greedy	1800	x4354
979A	Pizza, Pizza, Pizza!!! math	1000	x13449
978G	Petya's Exams greedy, implementation, sortings	1700	x4216
978F	Mentors binary search, data structures, implementation	1500	x8058
978E	Bus Video System combinatorics, math	1400	x9264
978D	Almost Arithmetic Progression brute force, implementation, math	1500	x8410
978C	Letters binary search, implementation, two pointers	1000	x24491
978B	File Name greedy, strings	800	x35127
978A	Remove Duplicates implementation	800	x26149
977F	Consecutive Subsequence dp	1700	x17088
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x19356
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x17668
977C	Less or Equal sortings	1200	x32519
977B	Two-gram implementation, strings	900	x37035
977A	Wrong Subtraction implementation	800	x156124
976F	Minimal k-covering flows, graphs	2500	x561
976E	Well played! greedy, sortings	2100	x2190
976D	Degree Set constructive algorithms, graphs, implementation	2500	x669
976C	Nested Segments greedy, implementation, sortings	1500	x6323
976B	Lara Croft and the New Game implementation, math	1300	x5669
976A	Minimum Binary Number implementation	800	x10391
975E	Hag's Khashba geometry	2600	x300
975D	Ghosts geometry, math	2000	x1874
975C	Valhalla Siege binary search	1400	x9380
975B	Mancala brute force, implementation	1100	x6750
975A	Aramic script implementation, strings	900	x8981
967B	Watering System math, sortings	1000	x6843
967A	Mind the Gap implementation	1100	x4282
965E	Short Code data structures, dp, greedy, strings, trees	2200	x1332
965D	Single-use Stones binary search, flows, greedy, two pointers	1900	x3025
965C	Greedy Arkady math	2000	x2065
965B	Battleship implementation	1300	x4484
965A	Paper Airplanes math	800	x9356