Problemset - Codeforces

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Codeforces Round 940 (Div. 2) and CodeCraft-23
47:08:05
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Problems

#	Name
992E	Nastya and King-Shamans binary search, data structures	2500	x1262
992D	Nastya and a Game brute force, implementation, math	2100	x1579
992C	Nastya and a Wardrobe math	1600	x4505
992B	Nastya Studies Informatics math, number theory	1600	x6072
992A	Nastya and an Array implementation, sortings	800	x12868
991F	Concise and clear brute force, greedy, implementation, math	2700	x293
991E	Bus Number brute force, combinatorics, math	1800	x3395
991D	Bishwock dp, greedy	1500	x6993
991C	Candies binary search, implementation	1500	x9809
991B	Getting an A greedy, sortings	900	x12283
991A	If at first you don't succeed... implementation	1000	x10334
990G	GCD Counting divide and conquer, dp, dsu, number theory, trees	2400	x1714
990F	Flow Control dfs and similar, dp, greedy, trees	2400	x868
990E	Post Lamps brute force, greedy	2100	x1972
990D	Graph And Its Complement constructive algorithms, graphs, implementation	1700	x3753
990C	Bracket Sequences Concatenation Problem implementation	1500	x5787
990B	Micro-World greedy, sortings	1200	x7973
990A	Commentary Boxes implementation, math	1000	x10428
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x227
989D	A Shade of Moonlight binary search, geometry, math, sortings, two pointers	2500	x502
989C	A Mist of Florescence constructive algorithms, graphs	1800	x3648
989B	A Tide of Riverscape constructive algorithms, strings	1200	x6966
989A	A Blend of Springtime implementation, strings	900	x10135
988F	Rain and Umbrellas dp	2100	x2180
988E	Divisibility by 25 brute force, greedy	2100	x3626
988D	Points and Powers of Two brute force, math	1800	x6762
988C	Equal Sums implementation, sortings	1400	x9858
988B	Substrings Sort sortings, strings	1100	x17773
988A	Diverse Team brute force, implementation	800	x23713
987C	Three displays brute force, dp, implementation	1400	x13035
987B	High School: Become Human math	1100	x11314
987A	Infinity Gauntlet implementation	800	x16218
986F	Oppa Funcan Style Remastered graphs, math, number theory, shortest paths	3300	x563
986E	Prince's Problem brute force, data structures, math, number theory, trees	2800	x695
986D	Perfect Encoding fft, math	3100	x319
986C	AND Graph bitmasks, dfs and similar, dsu, graphs	2500	x2180
986B	Petr and Permutations combinatorics, math	1800	x4552
986A	Fair graphs, greedy, number theory, shortest paths	1600	x6506
985G	Team Players combinatorics	2700	x450
985F	Isomorphic Strings hashing, strings	2300	x1693
985E	Pencils and Boxes binary search, data structures, dp, greedy, two pointers	2100	x3221
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2248
985C	Liebig's Barrels greedy	1500	x5549
985B	Switches and Lamps implementation	1200	x7294
985A	Chess Placing implementation	1100	x8058
984B	Minesweeper implementation	1100	x7246
984A	Game sortings	800	x18861
983E	NN country binary search, data structures, trees	2800	x865
983D	Arkady and Rectangles data structures	3300	x319
983C	Elevator dp, graphs, shortest paths	2400	x800
983B	XOR-pyramid dp	1800	x5198
983A	Finite or not? implementation, math	1700	x4447
982F	The Meeting Place Cannot Be Changed dfs and similar, graphs	2700	x180
982E	Billiard geometry, number theory	2600	x687
982D	Shark brute force, data structures, dsu, trees	1900	x2237
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x10727
982B	Bus of Characters data structures, greedy, implementation	1300	x8140
982A	Row brute force, constructive algorithms	1200	x8927
981H	K Paths combinatorics, data structures, dp, fft, math	3100	x262
981G	Magic multisets data structures	2500	x622
981F	Round Marriage binary search, graph matchings, greedy	2500	x668
981E	Addition on Segments bitmasks, data structures, divide and conquer, dp	2200	x1987
981D	Bookshelves bitmasks, dp, greedy	1900	x3153
981C	Useful Decomposition implementation, trees	1400	x5107
981B	Businessmen Problems sortings	1000	x6740
981A	Antipalindrome brute force, implementation, strings	900	x9018
980F	Cactus to Tree dp, graphs, trees	2900	x189
980E	The Number Games data structures, greedy, trees	2200	x1794
980D	Perfect Groups dp, math, number theory	2100	x2402
980C	Posterized games, greedy	1700	x3707
980B	Marlin constructive algorithms	1600	x4615
980A	Links and Pearls implementation, math	900	x10224
979E	Kuro and Topological Parity dp	2400	x583
979D	Kuro and GCD and XOR and SUM binary search, bitmasks, brute force, data structures, dp, dsu, greedy, math, number theory, strings, trees	2200	x1676
979C	Kuro and Walking Route dfs and similar, trees	1600	x6063
979B	Treasure Hunt greedy	1800	x4344
979A	Pizza, Pizza, Pizza!!! math	1000	x13411
978G	Petya's Exams greedy, implementation, sortings	1700	x4183
978F	Mentors binary search, data structures, implementation	1500	x7983
978E	Bus Video System combinatorics, math	1400	x9189
978D	Almost Arithmetic Progression brute force, implementation, math	1500	x8327
978C	Letters binary search, implementation, two pointers	1000	x24188
978B	File Name greedy, strings	800	x34822
978A	Remove Duplicates implementation	800	x25913
977F	Consecutive Subsequence dp	1700	x16835
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x19091
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x17516
977C	Less or Equal sortings	1200	x32065
977B	Two-gram implementation, strings	900	x36478
977A	Wrong Subtraction implementation	800	x153735
976F	Minimal k-covering flows, graphs	2500	x550
976E	Well played! greedy, sortings	2100	x2158
976D	Degree Set constructive algorithms, graphs, implementation	2500	x664
976C	Nested Segments greedy, implementation, sortings	1500	x6255
976B	Lara Croft and the New Game implementation, math	1300	x5660
976A	Minimum Binary Number implementation	800	x10355
975E	Hag's Khashba geometry	2600	x299
975D	Ghosts geometry, math	2000	x1867
975C	Valhalla Siege binary search	1400	x9358
975B	Mancala brute force, implementation	1100	x6728