Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
27:45:26
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Before contest
Codeforces Round 941 (Div. 2)
27:45:26
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binary search

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Problems

#	Name
808E	Selling Souvenirs binary search, dp, greedy, ternary search	2300	x1749
258C	Little Elephant and LCM binary search, combinatorics, dp, math	2000	x1754
1827B2	Range Sorting (Hard Version) binary search, data structures, dp, greedy	2400	x1755
1165F1	Microtransactions (easy version) binary search, greedy	2000	x1763
1423B	Valuable Paper binary search, flows, graph matchings, graphs	1900	x1764
1550D	Excellent Arrays binary search, combinatorics, constructive algorithms, implementation, math, sortings, two pointers	2300	x1779
1832D2	Red-Blue Operations (Hard Version) binary search, constructive algorithms, greedy, implementation, math	2400	x1784
1225E	Rock Is Push binary search, dp	2200	x1785
549H	Degenerate Matrix binary search, math	2100	x1785
954E	Water Taps binary search, greedy, sortings	2000	x1797
51C	Three Base Stations binary search, greedy	1800	x1797
1132D	Stressful Training binary search, greedy	2300	x1814
333D	Characteristics of Rectangles binary search, bitmasks, brute force, implementation, sortings	2100	x1844
818E	Card Game Again binary search, data structures, number theory, two pointers	1900	x1871
883I	Photo Processing binary search, dp	1900	x1889
1019B	The hat binary search, interactive	2000	x1891
954G	Castle Defense binary search, data structures, greedy, two pointers	2000	x1893
1102F	Elongated Matrix binary search, bitmasks, brute force, dp, graphs	2000	x1899
85D	Sum of Medians binary search, brute force, data structures, implementation	2300	x1905
1795E	Explosions? binary search, data structures, dp, greedy, math	2200	x1906
255D	Mr. Bender and Square binary search, implementation, math	1800	x1929
1392F	Omkar and Landslide binary search, constructive algorithms, data structures, greedy, math	2400	x1939
1179C	Serge and Dining Room binary search, data structures, graph matchings, greedy, implementation, math, trees	2200	x1946
1453E	Dog Snacks binary search, dfs and similar, dp, greedy, trees	2300	x1964
875D	High Cry binary search, bitmasks, combinatorics, data structures, divide and conquer	2200	x1968
377B	Preparing for the Contest binary search, data structures, greedy, sortings	1900	x1971
1705E	Mark and Professor Koro binary search, bitmasks, brute force, combinatorics, data structures, greedy	2300	x1977
524C	The Art of Dealing with ATM binary search, sortings	1900	x1979
1500B	Two chandeliers binary search, brute force, chinese remainder theorem, math, number theory	2200	x1983
540E	Infinite Inversions binary search, data structures, implementation, sortings, trees	2100	x2005
21C	Stripe 2 binary search, dp, sortings	2000	x2006
1181D	Irrigation binary search, data structures, implementation, sortings, trees, two pointers	2200	x2017
1165F2	Microtransactions (hard version) binary search, greedy, implementation	2000	x2019
369E	Valera and Queries binary search, data structures	2200	x2020
1801D	The way home binary search, data structures, dp, graphs, greedy, shortest paths, sortings	2100	x2031
1166D	Cute Sequences binary search, brute force, greedy, math	2200	x2034
1712E1	LCM Sum (easy version) binary search, brute force, combinatorics, math, number theory, two pointers	2300	x2036
1834E	MEX of LCM binary search, data structures, implementation, math, number theory	2300	x2042
896B	Ithea Plays With Chtholly binary search, constructive algorithms, games, greedy, interactive	2000	x2047
1837F	Editorial for Two binary search, data structures, greedy, implementation	2400	x2056
1527E	Partition Game binary search, data structures, divide and conquer, dp	2500	x2076
386B	Fly, freebies, fly! binary search, brute force, implementation	1400	x2083
1672E	notepad.exe binary search, constructive algorithms, greedy, interactive	2200	x2090
553B	Kyoya and Permutation binary search, combinatorics, constructive algorithms, greedy, implementation, math	1900	x2094
431D	Random Task binary search, bitmasks, combinatorics, dp, math	2100	x2103
301B	Yaroslav and Time binary search, graphs, shortest paths	2100	x2104
1436E	Complicated Computations binary search, data structures, two pointers	2400	x2108
679B	Bear and Tower of Cubes binary search, dp, greedy	2200	x2111
222D	Olympiad binary search, greedy, sortings, two pointers	1900	x2127
754D	Fedor and coupons binary search, data structures, greedy, sortings	2100	x2132
1881G	Anya and the Mysterious String binary search, data structures	2000	x2144
1808D	Petya, Petya, Petr, and Palindromes binary search, brute force, data structures, two pointers	2100	x2148
1201D	Treasure Hunting binary search, dp, greedy, implementation	2100	x2149
1592D	Hemose in ICPC ? binary search, dfs and similar, implementation, interactive, math, number theory, trees	2300	x2156
1428F	Fruit Sequences binary search, data structures, divide and conquer, dp, two pointers	2400	x2160
484E	Sign on Fence binary search, constructive algorithms, data structures	2500	x2161
1398E	Two Types of Spells binary search, data structures, greedy, implementation, math, sortings	2200	x2170
613B	Skills binary search, brute force, dp, greedy, sortings, two pointers	1900	x2171
925B	Resource Distribution binary search, implementation, sortings	1700	x2174
1141G	Privatization of Roads in Treeland binary search, constructive algorithms, dfs and similar, graphs, greedy, trees	1900	x2183
767D	Cartons of milk binary search, data structures, greedy, sortings, two pointers	2100	x2190
1399E2	Weights Division (hard version) binary search, dfs and similar, greedy, sortings, trees, two pointers	2200	x2206
56E	Domino Principle binary search, data structures, sortings	2200	x2210
1741F	Multi-Colored Segments binary search, data structures, math, sortings	2000	x2212
468C	Hack it! binary search, constructive algorithms, math	2500	x2235
985D	Sand Fortress binary search, constructive algorithms, math	2100	x2253
1619G	Unusual Minesweeper binary search, dfs and similar, dsu, greedy, sortings	2000	x2258
813E	Army Creation binary search, data structures	2200	x2266
1039B	Subway Pursuit binary search, interactive, probabilities	2100	x2275
1100E	Andrew and Taxi binary search, dfs and similar, graphs	2200	x2285
1371E2	Asterism (Hard Version) binary search, combinatorics, dp, math, number theory, sortings	2300	x2292
653D	Delivery Bears binary search, flows, graphs	2200	x2305
1641C	Anonymity Is Important binary search, brute force, data structures, dsu, greedy, sortings	2200	x2313
846D	Monitor binary search, data structures	1900	x2341
1942D	Learning to Paint binary search, data structures, dfs and similar, dp, greedy, implementation, sortings	2100	x2347
1710B	Rain binary search, brute force, data structures, geometry, greedy, implementation, math	2100	x2348
762C	Two strings binary search, hashing, strings, two pointers	2100	x2351
1706E	Qpwoeirut and Vertices binary search, data structures, dfs and similar, divide and conquer, dsu, greedy, trees	2300	x2352
1251E2	Voting (Hard Version) binary search, data structures, greedy	2400	x2352
1936B	Pinball binary search, data structures, implementation, math, two pointers	2000	x2365
534D	Handshakes binary search, constructive algorithms, data structures, greedy	1900	x2367
817F	MEX Queries binary search, data structures, trees	2300	x2391
1167E	Range Deleting binary search, combinatorics, data structures, two pointers	2100	x2392
1177B	Digits Sequence (Hard Edition) binary search, divide and conquer, implementation	1800	x2393
367B	Sereja ans Anagrams binary search, data structures	1900	x2404
373B	Making Sequences is Fun binary search, implementation, math	1600	x2428
232A	Cycles binary search, constructive algorithms, graphs, greedy	1600	x2442
1732C2	Sheikh (Hard Version) binary search, bitmasks, brute force, greedy, implementation, two pointers	2100	x2451
955C	Sad powers binary search, math, number theory	2100	x2452
1029F	Multicolored Markers binary search, brute force, math, number theory	2000	x2466
1404C	Fixed Point Removal binary search, constructive algorithms, data structures, greedy, two pointers	2300	x2484
101B	Buses binary search, data structures, dp	1700	x2486
1848D	Vika and Bonuses binary search, brute force, math, ternary search	2200	x2505
335A	Banana binary search, constructive algorithms, greedy	1400	x2505
749D	Leaving Auction binary search, data structures	2000	x2519
1081E	Missing Numbers binary search, constructive algorithms, greedy, math, number theory	1900	x2528
1059D	Nature Reserve binary search, geometry, ternary search	2200	x2537
1108F	MST Unification binary search, dsu, graphs, greedy	2100	x2548
609D	Gadgets for dollars and pounds binary search, greedy, two pointers	2000	x2550
1862G	The Great Equalizer binary search, data structures, math, sortings	2000	x2628