Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Before contest
Codeforces Round 941 (Div. 2)
2 days
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Problems

#	Name
1628F	Spaceship Crisis Management binary search, data structures, geometry, sortings	3500	x84
1746G	Olympiad Training binary search, data structures, dp, flows, geometry, implementation, sortings	3500	x88
1534H	Lost Nodes constructive algorithms, dp, graphs, interactive, sortings, trees	3500	x143
1515H	Phoenix and Bits bitmasks, brute force, data structures, sortings	3500	x211
1637H	Minimize Inversions Number data structures, greedy, math, sortings	3500	x300
833E	Caramel Clouds data structures, dp, sortings	3400	x210
1515I	Phoenix and Diamonds binary search, data structures, sortings	3400	x224
1381E	Origami geometry, math, sortings	3300	x100
1726G	A Certain Magical Party combinatorics, data structures, greedy, sortings	3300	x282
1396D	Rainbow Rectangles data structures, sortings, two pointers	3300	x295
1583H	Omkar and Tours data structures, divide and conquer, sortings, trees	3300	x313
1558F	Strange Sort data structures, sortings	3300	x349
1534G	A New Beginning data structures, dp, geometry, sortings	3300	x512
1896G	Pepe Racing constructive algorithms, implementation, interactive, sortings	3200	x296
1762G	Unequal Adjacent Elements constructive algorithms, sortings	3100	x97
1866F	Freak Joker Process binary search, data structures, sortings	3100	x112
1740G	Dangerous Laser Power constructive algorithms, dsu, sortings	3100	x177
528E	Triangles 3000 geometry, sortings	3100	x214
720D	Slalom data structures, dp, sortings	3100	x222
1805F2	Survival of the Weakest (hard version) greedy, math, sortings, two pointers	3100	x319
1508E	Tree Calendar brute force, constructive algorithms, data structures, dfs and similar, sortings, trees	3100	x325
538G	Berserk Robot constructive algorithms, math, sortings	3100	x441
1476G	Minimum Difference data structures, hashing, sortings, two pointers	3100	x525
1956F	Nene and the Passing Game constructive algorithms, data structures, dsu, graphs, sortings	3000	x214
434E	Furukawa Nagisa's Tree binary search, divide and conquer, sortings, trees	3000	x252
1181E2	A Story of One Country (Hard) brute force, greedy, sortings	3000	x258
778E	Selling Numbers dp, sortings	3000	x297
773E	Blog Post Rating data structures, sortings	3000	x315
1552G	A Serious Referee bitmasks, brute force, dfs and similar, sortings	3000	x446
798E	Mike and code of a permutation constructive algorithms, data structures, graphs, sortings	3000	x454
1508D	Swap Pass constructive algorithms, geometry, sortings	3000	x524
559E	Gerald and Path dp, sortings	3000	x854
739E	Gosha is hunting brute force, data structures, dp, flows, math, probabilities, sortings	3000	x2043
1402B	Roads *special problem, geometry, sortings	2900	x102
1386B	Mixture *special problem, data structures, geometry, math, sortings	2900	x118
478E	Wavy numbers brute force, dfs and similar, meet-in-the-middle, sortings	2900	x204
1860F	Evaluate RBS data structures, geometry, implementation, math, sortings	2900	x262
1806F2	GCD Master (hard version) greedy, math, sortings	2900	x265
1806F1	GCD Master (easy version) greedy, math, number theory, sortings	2900	x328
1500D	Tiles for Bathroom data structures, sortings, two pointers	2900	x410
48F	Snow sellers greedy, sortings	2800	x133
887E	Little Brother binary search, geometry, sortings	2800	x162
1844F2	Min Cost Permutation (Hard Version) binary search, constructive algorithms, data structures, greedy, math, sortings	2800	x367
1608E	The Cells on the Paper binary search, implementation, sortings	2800	x423
1810F	M-tree data structures, math, sortings, trees	2800	x533
639E	Bear and Paradox binary search, greedy, math, sortings	2800	x565
1383D	Rearrange brute force, constructive algorithms, graphs, greedy, sortings	2800	x639
1394D	Boboniu and Jianghu dp, greedy, sortings, trees	2800	x803
1654F	Minimal String Xoration bitmasks, data structures, divide and conquer, greedy, hashing, sortings, strings	2800	x1049
613D	Kingdom and its Cities dfs and similar, divide and conquer, dp, graphs, sortings, trees	2800	x2644
1682F	MCMF? data structures, flows, graphs, greedy, sortings, two pointers	2700	x285
460E	Roland and Rose brute force, geometry, math, sortings	2700	x334
249D	Donkey and Stars data structures, dp, geometry, math, sortings	2700	x374
1388E	Uncle Bogdan and Projections data structures, geometry, sortings	2700	x390
1238G	Adilbek and the Watering System data structures, greedy, sortings	2700	x390
1214F	Employment greedy, sortings	2700	x422
1841F	Monocarp and a Strategic Game geometry, sortings, two pointers	2700	x469
1682E	Unordered Swaps constructive algorithms, dfs and similar, graphs, greedy, math, sortings, trees	2700	x558
1514E	Baby Ehab's Hyper Apartment binary search, graphs, interactive, sortings, two pointers	2700	x580
1019D	Large Triangle binary search, geometry, sortings	2700	x624
1799F	Halve or Subtract binary search, brute force, dp, greedy, sortings	2700	x765
1519E	Off by One constructive algorithms, dfs and similar, geometry, graphs, sortings, trees	2700	x799
1601D	Difficult Mountain data structures, dp, greedy, sortings	2700	x1363
140F	New Year Snowflake geometry, sortings	2600	x359
286D	Tourists data structures, sortings	2600	x371
269D	Maximum Waterfall data structures, dp, graphs, sortings	2600	x413
685D	Kay and Eternity brute force, implementation, sortings	2600	x477
173E	Camping Groups data structures, sortings	2600	x534
1107F	Vasya and Endless Credits dp, flows, graph matchings, graphs, sortings	2600	x718
1267I	Intriguing Selection brute force, constructive algorithms, implementation, interactive, sortings	2600	x727
1805F1	Survival of the Weakest (easy version) binary search, brute force, implementation, math, sortings	2600	x806
1539F	Strange Array data structures, greedy, sortings	2600	x835
85E	Guard Towers binary search, dsu, geometry, graphs, sortings	2600	x904
1793E	Velepin and Marketing binary search, data structures, dp, greedy, sortings, two pointers	2600	x923
1566F	Points Movement data structures, dp, greedy, implementation, sortings	2600	x925
1389F	Bicolored Segments data structures, dp, graph matchings, sortings	2600	x945
1503D	Flip the Cards 2-sat, constructive algorithms, data structures, greedy, sortings, two pointers	2600	x967
1656F	Parametric MST binary search, constructive algorithms, graphs, greedy, math, sortings	2600	x983
797F	Mice and Holes data structures, dp, greedy, sortings	2600	x1079
887F	Row of Models greedy, sortings	2500	x160
379E	New Year Tree Decorations geometry, schedules, sortings	2500	x337
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x344
1181E1	A Story of One Country (Easy) brute force, divide and conquer, sortings	2500	x448
681E	Runaway to a Shadow geometry, sortings	2500	x448
989D	A Shade of Moonlight binary search, geometry, math, sortings, two pointers	2500	x503
912C	Perun, Ult! brute force, greedy, sortings	2500	x506
314D	Sereja and Straight Lines binary search, data structures, geometry, sortings, two pointers	2500	x514
383B	Volcanoes binary search, implementation, sortings, two pointers	2500	x652
1195F	Geometers Anonymous Club data structures, geometry, math, sortings	2500	x693
15D	Map data structures, implementation, sortings	2500	x707
1776C	Library game games, greedy, interactive, sortings	2500	x751
1918F	Caterpillar on a Tree dfs and similar, graphs, greedy, implementation, sortings, trees	2500	x762
1891E	Brukhovich and Exams brute force, greedy, implementation, math, sortings	2500	x769
1612G	Max Sum Array combinatorics, constructive algorithms, greedy, sortings	2500	x813
1847F	The Boss's Identity binary search, bitmasks, data structures, dfs and similar, greedy, math, sortings	2500	x849
687D	Dividing Kingdom II brute force, data structures, dsu, graphs, sortings	2500	x849
1764F	Doremy's Experimental Tree brute force, constructive algorithms, dfs and similar, dsu, sortings, trees	2500	x876
1374E2	Reading Books (hard version) data structures, greedy, implementation, sortings, ternary search, two pointers	2500	x897
1354F	Summoning Minions constructive algorithms, dp, flows, graph matchings, greedy, sortings	2500	x973
1658E	Gojou and Matrix Game data structures, dp, games, hashing, implementation, math, number theory, sortings	2500	x1001

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