Problemset - Codeforces

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Codeforces Round 1000 (Div. 2)
04:16:58
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Problems

#	Name
990G	GCD Counting divide and conquer, dp, dsu, number theory, trees	2400	x1923
990F	Flow Control dfs and similar, dp, greedy, trees	2400	x924
990E	Post Lamps brute force, greedy	2100	x2049
990D	Graph And Its Complement constructive algorithms, graphs, implementation	1700	x3876
990C	Bracket Sequences Concatenation Problem implementation	1500	x5965
990B	Micro-World greedy, sortings	1200	x8190
990A	Commentary Boxes implementation, math	1000	x10693
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x253
989D	A Shade of Moonlight binary search, geometry, math, sortings, two pointers	2500	x520
989C	A Mist of Florescence constructive algorithms, graphs	1800	x3848
989B	A Tide of Riverscape constructive algorithms, strings	1200	x7082
989A	A Blend of Springtime implementation, strings	900	x10574
988F	Rain and Umbrellas dp	2100	x2375
988E	Divisibility by 25 brute force, greedy	2100	x4052
988D	Points and Powers of Two brute force, math	1800	x7423
988C	Equal Sums implementation, sortings	1400	x10376
988B	Substrings Sort sortings, strings	1100	x18873
988A	Diverse Team brute force, implementation	800	x25631
987C	Three displays brute force, dp, implementation	1400	x13759
987B	High School: Become Human math	1100	x11720
987A	Infinity Gauntlet implementation	800	x16811
986F	Oppa Funcan Style Remastered graphs, math, number theory, shortest paths	3300	x649
986E	Prince's Problem brute force, data structures, math, number theory, trees	2800	x806
986D	Perfect Encoding fft, math	3100	x333
986C	AND Graph bitmasks, dfs and similar, dsu, graphs	2500	x2493
986B	Petr and Permutations combinatorics, math	1800	x4754
986A	Fair graphs, greedy, number theory, shortest paths	1600	x7124
985G	Team Players combinatorics	2700	x546
985F	Isomorphic Strings hashing, strings	2300	x1888
985E	Pencils and Boxes binary search, data structures, dp, greedy, two pointers	2100	x3725
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2600
985C	Liebig's Barrels greedy	1500	x5824
985B	Switches and Lamps implementation	1200	x7481
985A	Chess Placing implementation	1100	x8216
984B	Minesweeper implementation	1100	x7449
984A	Game sortings	800	x19687
983E	NN country binary search, data structures, trees	2800	x984
983D	Arkady and Rectangles data structures	3300	x418
983C	Elevator dp, graphs, shortest paths	2400	x844
983B	XOR-pyramid dp	1800	x5660
983A	Finite or not? implementation, math	1700	x4578
982F	The Meeting Place Cannot Be Changed dfs and similar, graphs	2700	x198
982E	Billiard geometry, number theory	2600	x726
982D	Shark brute force, data structures, dsu, trees	1900	x2363
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x11973
982B	Bus of Characters data structures, greedy, implementation	1300	x8441
982A	Row brute force, constructive algorithms	1200	x9142
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x272
981G	Magic multisets data structures	2500	x701
981F	Round Marriage binary search, graph matchings, greedy	2500	x799
981E	Addition on Segments bitmasks, data structures, divide and conquer, dp	2200	x2172
981D	Bookshelves bitmasks, dp, greedy	1900	x3290
981C	Useful Decomposition implementation, trees	1400	x5608
981B	Businessmen Problems sortings	1000	x7042
981A	Antipalindrome brute force, implementation, strings	900	x9620
980F	Cactus to Tree dp, graphs, trees	2900	x200
980E	The Number Games data structures, greedy, trees	2200	x1960
980D	Perfect Groups dp, math, number theory	2100	x2751
980C	Posterized games, greedy	1700	x3809
980B	Marlin constructive algorithms	1600	x4759
980A	Links and Pearls implementation, math	900	x10497
979E	Kuro and Topological Parity dp	2400	x693
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1887
979C	Kuro and Walking Route dfs and similar, trees	1600	x6483
979B	Treasure Hunt greedy	1800	x4459
979A	Pizza, Pizza, Pizza!!! math	1000	x13944
978G	Petya's Exams greedy, implementation, sortings	1700	x4444
978F	Mentors binary search, data structures, implementation	1500	x8475
978E	Bus Video System combinatorics, math	1400	x9720
978D	Almost Arithmetic Progression brute force, implementation, math	1500	x8980
978C	Letters binary search, implementation, two pointers	1000	x26314
978B	File Name greedy, strings	800	x37146
978A	Remove Duplicates implementation	800	x27674
977F	Consecutive Subsequence dp	1700	x20108
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x21416
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x18746
977C	Less or Equal sortings	1200	x36157
977B	Two-gram implementation, strings	900	x41094
977A	Wrong Subtraction implementation	800	x177099
976F	Minimal k-covering flows, graphs	2500	x595
976E	Well played! greedy, sortings	2100	x2422
976D	Degree Set constructive algorithms, graphs, implementation	2500	x694
976C	Nested Segments greedy, implementation, sortings	1500	x7279
976B	Lara Croft and the New Game implementation, math	1300	x5772
976A	Minimum Binary Number implementation	800	x10608
975E	Hag's Khashba geometry	2600	x311
975D	Ghosts geometry, math	2000	x2260
975C	Valhalla Siege binary search	1400	x9856
975B	Mancala brute force, implementation	1100	x6897
975A	Aramic script implementation, strings	900	x9432
967B	Watering System math, sortings	1000	x7264
967A	Mind the Gap implementation	1100	x4401
965E	Short Code data structures, dp, greedy, strings, trees	2200	x1548
965D	Single-use Stones binary search, flows, greedy, two pointers	1900	x3156
965C	Greedy Arkady math	2000	x2125
965B	Battleship implementation	1300	x4603
965A	Paper Airplanes math	800	x9699
964B	Messages math	1300	x4406
964A	Splits math	800	x9759
963E	Circles of Waiting math	3100	x562