Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
756D	Bacterial Melee brute force, combinatorics, dp, string suffix structures	2400	x973
756B	Travel Card binary search, dp	1600	x3297
755G	PolandBall and Many Other Balls combinatorics, divide and conquer, dp, fft, math, number theory	3200	x850
755F	PolandBall and Gifts bitmasks, dp, greedy	2600	x1260
754C	Vladik and chat brute force, constructive algorithms, dp, implementation, strings	2200	x899
753A	Santa Claus and Candies dp, greedy, math	1000	x8760
750G	New Year and Binary Tree Paths bitmasks, brute force, combinatorics, dp	3200	x439
750E	New Year and Old Subsequence data structures, divide and conquer, dp, matrices	2600	x1464
750D	New Year and Fireworks brute force, data structures, dfs and similar, dp, implementation	1900	x3054
747F	Igor and Interesting Numbers brute force, combinatorics, dp, math	2500	x409
747D	Winter Is Coming dp, greedy, sortings	1800	x2949
744C	Hongcow Buys a Deck of Cards bitmasks, brute force, dp	2400	x1001
743E	Vladik and cards binary search, bitmasks, brute force, dp	2200	x1468
743D	Chloe and pleasant prizes dfs and similar, dp, graphs, trees	1800	x4245
741B	Arpa's weak amphitheater and Mehrdad's valuable Hoses dfs and similar, dp, dsu	1600	x5135
739E	Gosha is hunting brute force, data structures, dp, flows, math, probabilities, sortings	3000	x2043
735E	Ostap and Tree dp, trees	2500	x841
734E	Anton and Tree dfs and similar, dp, trees	2100	x3732
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x5283
733C	Epidemic in Monstropolis constructive algorithms, dp, greedy, two pointers	1800	x3294
732B	Cormen --- The Best Friend Of a Man dp, greedy	1000	x23999
731E	Funny Game dp, games	2200	x1375
730J	Bottles dp	1900	x3144
730I	Olympiad in Programming and Sports dp, flows, graphs, greedy	2000	x1935
729F	Financiers Game dp	2500	x908
729B	Spotlights dp, implementation	1200	x7699
727F	Polycarp's problems binary search, dp, greedy	2300	x761
724F	Uniformly Branched Trees combinatorics, dp, trees	2700	x388
724E	Goods transportation dp, flows, greedy	2900	x1222
722E	Research Rover combinatorics, dp	2900	x798
721E	Road to Home binary search, dp	2700	x300
721C	Journey dp, graphs	1800	x5658
720D	Slalom data structures, dp, sortings	3100	x222
718D	Andrew and Chemistry dp, hashing, trees	2900	x382
718A	Efim and Strange Grade dp, implementation, math	1700	x4316
717B	R3D3’s Summer Adventure dp, greedy	2700	x136
713E	Sonya Partymaker binary search, dp	3300	x340
713C	Sonya and Problem Wihtout a Legend dp, sortings	2300	x4746
712D	Memory and Scores combinatorics, dp, math	2200	x1611
711C	Coloring Trees dp	1700	x7757
710E	Generate a String dfs and similar, dp	2000	x4962
708E	Student's Camp dp, math	3100	x923
708C	Centroids data structures, dfs and similar, dp, graphs, greedy, trees	2300	x2970
706C	Hard problem dp, strings	1600	x15582
706B	Interesting drink binary search, dp, implementation	1100	x57966
704C	Black Widow dp, graphs, implementation, math	2900	x457
704B	Ant Man dp, graphs, greedy	2500	x1557
703E	Mishka and Divisors dp, number theory	2600	x585
702A	Maximum Increase dp, greedy, implementation	800	x41245
700B	Connecting Universities dfs and similar, dp, graphs, trees	1800	x3764
698C	LRU bitmasks, dp, math, probabilities	2400	x1272
698A	Vacations dp	1400	x28348
696D	Legen... data structures, dp, matrices, strings	2500	x1217
696C	PLEASE combinatorics, dp, implementation, math, matrices	2000	x2044
691F	Couple Cover brute force, dp, number theory	2200	x1244
690D3	The Wall (hard) dp	2100	x489
689E	Mike and Geometry Problem combinatorics, data structures, dp, geometry, implementation	2000	x1806
687C	The Values You Can Make dp	1900	x4918
685B	Kay and Snowflake data structures, dfs and similar, dp, trees	1900	x3762
685A	Robbers' watch brute force, combinatorics, dp, math	1700	x4142
682D	Alyona and Strings dp, strings	1900	x3171
682C	Alyona and the Tree dfs and similar, dp, graphs, trees	1600	x6982
679B	Bear and Tower of Cubes binary search, dp, greedy	2200	x2111
678E	Another Sith Tournament bitmasks, dp, math, probabilities	2200	x1896
677E	Vanya and Balloons binary search, brute force, dp, implementation	2300	x581
677D	Vanya and Treasure data structures, dp, graphs, shortest paths	2300	x1520
676C	Vasya and String binary search, dp, strings, two pointers	1500	x17989
675E	Trains and Statistic data structures, dp, greedy	2300	x2595
671D	Roads in Yusland data structures, dp, greedy	2900	x1106
671A	Recycling Bottles dp, geometry, greedy, implementation	1800	x4104
666A	Reberland Linguistics dp, implementation, strings	1800	x3413
665F	Four Divisors data structures, dp, math, number theory, sortings, two pointers	2400	x576
665C	Simple Strings dp, greedy, strings	1300	x9110
662E	To Hack or not to Hack brute force, dp, greedy	3100	x132
662C	Binary Table bitmasks, brute force, divide and conquer, dp, fft, math	2600	x1938
660C	Hard Process binary search, dp, two pointers	1600	x9018
659G	Fence Divercity combinatorics, dp, number theory	2300	x947
653B	Bear and Compressing brute force, dfs and similar, dp, strings	1300	x4867
651A	Joysticks dp, greedy, implementation, math	1100	x22459
650D	Zip-line binary search, data structures, dp, hashing	2600	x1185
650C	Table Compression dfs and similar, dp, dsu, graphs, greedy	2200	x1939
650B	Image Preview binary search, brute force, dp, two pointers	1900	x3307
645E	Intellectual Inquiry dp, greedy, strings	2200	x1215
645D	Robot Rapping Results Report binary search, dp, graphs	1800	x2756
643F	Bears and Juice dp, math, meet-in-the-middle	2900	x673
643E	Bear and Destroying Subtrees dp, math, probabilities, trees	2700	x579
643C	Levels and Regions dp	2400	x1312
641D	Little Artem and Random Variable dp, implementation, math, probabilities	2400	x1045
637D	Running with Obstacles *special problem, data structures, dp, greedy	1600	x1947
633F	The Chocolate Spree dfs and similar, dp, graphs, trees	2600	x898
633D	Fibonacci-ish brute force, dp, hashing, implementation, math	2000	x2558
633C	Spy Syndrome 2 data structures, dp, hashing, implementation, sortings, string suffix structures, strings	1900	x2592
632E	Thief in a Shop divide and conquer, dp, fft, math	2400	x2543
631E	Product Sum data structures, dp, geometry	2600	x2195
629E	Famil Door and Roads combinatorics, data structures, dfs and similar, dp, probabilities, trees	2300	x966
629D	Babaei and Birthday Cake data structures, dp	2000	x3858
629C	Famil Door and Brackets dp, strings	2000	x2733
628D	Magic Numbers dp	2200	x5330
628B	New Skateboard dp	1300	x10274
627D	Preorder Test binary search, dfs and similar, dp, graphs, greedy, trees	2600	x794