Problemset - Codeforces

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Codeforces Round 943 (Div. 3)
24:04:00
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Problems

#	Name
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5069
1400E	Clear the Multiset data structures, divide and conquer, dp, greedy	2200	x5005
1675F	Vlad and Unfinished Business dfs and similar, dp, greedy, trees	1800	x5001
1718A2	Burenka and Traditions (hard version) data structures, dp, greedy	1900	x4993
1716D	Chip Move brute force, dp, math	2000	x4976
710E	Generate a String dfs and similar, dp	2000	x4966
1843F1	Omsk Metro (simple version) data structures, dfs and similar, dp, graphs, greedy, math, trees	1800	x4963
615B	Longtail Hedgehog dp, graphs	1600	x4959
375B	Maximum Submatrix 2 data structures, dp, implementation, sortings	1600	x4952
1882D	Tree XOR bitmasks, dfs and similar, dp, greedy, trees	1900	x4950
687C	The Values You Can Make dp	1900	x4935
1214D	Treasure Island dfs and similar, dp, flows, hashing	1900	x4930
479E	Riding in a Lift combinatorics, dp	1900	x4929
1391D	505 bitmasks, brute force, constructive algorithms, dp, greedy, implementation	2000	x4921
1833G	Ksyusha and Chinchilla constructive algorithms, dfs and similar, dp, dsu, greedy, implementation, trees	1800	x4918
1119E	Pavel and Triangles brute force, dp, fft, greedy, ternary search	1900	x4886
274B	Zero Tree dfs and similar, dp, greedy, trees	1800	x4884
1856E1	PermuTree (easy version) dfs and similar, dp, trees	1800	x4879
653B	Bear and Compressing brute force, dfs and similar, dp, strings	1300	x4879
1153D	Serval and Rooted Tree binary search, dfs and similar, dp, greedy, trees	1900	x4830
933A	A Twisty Movement dp	1800	x4827
44E	Anfisa the Monkey dp	1400	x4808
837D	Round Subset dp, math	2100	x4790
713C	Sonya and Problem Wihtout a Legend dp, sortings	2300	x4769
1601B	Frog Traveler data structures, dfs and similar, dp, graphs, shortest paths, two pointers	1900	x4767
1383B	GameGame bitmasks, constructive algorithms, dp, games, greedy, math	1900	x4759
909C	Python Indentation dp	1800	x4740
1296E2	String Coloring (hard version) data structures, dp	2000	x4724
319C	Kalila and Dimna in the Logging Industry dp, geometry	2100	x4715
1616D	Keep the Average High dp, greedy, math	2000	x4692
527D	Clique Problem data structures, dp, greedy, implementation, sortings	1800	x4646
1006F	Xor-Paths bitmasks, brute force, dp, meet-in-the-middle	2100	x4640
1954D	Colored Balls combinatorics, dp, math, sortings	1800	x4634
597B	Restaurant dp, greedy, sortings	1600	x4631
16E	Fish bitmasks, dp, probabilities	1900	x4620
1407D	Discrete Centrifugal Jumps data structures, dp, graphs	2200	x4619
255C	Almost Arithmetical Progression brute force, dp	1500	x4617
1558B	Up the Strip brute force, dp, math, number theory, two pointers	1900	x4601
1679D	Toss a Coin to Your Graph... binary search, dfs and similar, dp, graphs	1900	x4561
366C	Dima and Salad dp	1900	x4531
868C	Qualification Rounds bitmasks, brute force, constructive algorithms, dp	1500	x4520
453B	Little Pony and Harmony Chest bitmasks, brute force, dp	2000	x4518
597C	Subsequences data structures, dp	1900	x4517
1183E	Subsequences (easy version) dp, graphs, implementation, shortest paths	2000	x4507
1969C	Minimizing the Sum dp		x4501
598E	Chocolate Bar brute force, dp	2000	x4495
1420C2	Pokémon Army (hard version) data structures, divide and conquer, dp, greedy, implementation	2100	x4493
321E	Ciel and Gondolas data structures, divide and conquer, dp	2600	x4484
833B	The Bakery binary search, data structures, divide and conquer, dp, two pointers	2200	x4483
1613D	MEX Sequences dp, math	1900	x4429
11D	A Simple Task bitmasks, dp, graphs	2200	x4428
1746D	Paths on the Tree dfs and similar, dp, greedy, sortings, trees	1900	x4415
1804D	Accommodation brute force, dp, greedy, implementation	2000	x4413
1101D	GCD Counting data structures, dfs and similar, dp, number theory, trees	2000	x4397
1472G	Moving to the Capital dfs and similar, dp, graphs, shortest paths	2100	x4395
19B	Checkout Assistant dp	1900	x4393
1202B	You Are Given a Decimal String... brute force, dp, shortest paths	1700	x4357
294B	Shaass and Bookshelf dp, greedy	1700	x4356
869C	The Intriguing Obsession combinatorics, dp, math	1800	x4350
718A	Efim and Strange Grade dp, implementation, math	1700	x4317
766C	Mahmoud and a Message brute force, dp, greedy, strings	1700	x4313
14D	Two Paths dfs and similar, dp, graphs, shortest paths, trees, two pointers	1900	x4301
1409F	Subsequences of Length Two dp, strings	2100	x4265
946D	Timetable dp	1800	x4262
743D	Chloe and pleasant prizes dfs and similar, dp, graphs, trees	1800	x4247
159D	Palindrome pairs *special problem, brute force, dp, strings	1500	x4247
1918D	Blocking Elements binary search, data structures, dp, implementation, two pointers	1900	x4218
1560F2	Nearest Beautiful Number (hard version) bitmasks, brute force, constructive algorithms, dfs and similar, dp, greedy	2100	x4190
792C	Divide by Three dp, greedy, math, number theory	2000	x4186
1416C	XOR Inverse bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees	2000	x4169
1783D	Different Arrays brute force, dp, implementation	2000	x4164
1408D	Searchlights binary search, brute force, data structures, dp, implementation, sortings, two pointers	2000	x4157
1753C	Wish I Knew How to Sort dp, math, probabilities	2000	x4154
685A	Robbers' watch brute force, combinatorics, dp, math	1700	x4142
864E	Fire dp, sortings	2000	x4125
1929D	Sasha and a Walk in the City combinatorics, dp, math, trees	1900	x4122
1257E	The Contest data structures, dp, greedy	2000	x4117
671A	Recycling Bottles dp, geometry, greedy, implementation	1800	x4104
13C	Sequence dp, sortings	2200	x4101
1740E	Hanging Hearts constructive algorithms, data structures, dfs and similar, dp, greedy, trees	1800	x4099
1506G	Maximize the Remaining String brute force, data structures, dp, greedy, strings	2000	x4092
1516D	Cut binary search, data structures, dp, graphs, number theory, two pointers	2100	x4085
22B	Bargaining Table brute force, dp	1500	x4070
449D	Jzzhu and Numbers bitmasks, combinatorics, dp	2400	x4069
1799D1	Hot Start Up (easy version) dp	1900	x4059
797E	Array Queries brute force, data structures, dp	2000	x4048
10D	LCIS dp	2800	x4036
1846G	Rudolf and CodeVid-23 bitmasks, dp, graphs, greedy, shortest paths	1900	x4033
1689D	Lena and Matrix data structures, dp, geometry, shortest paths	1900	x4028
1566E	Buds Re-hanging constructive algorithms, dfs and similar, dp, greedy, trees	2000	x4010
1082E	Increasing Frequency binary search, dp, greedy	2000	x4008
1716C	Robot in a Hallway data structures, dp, greedy, implementation, ternary search	2000	x4004
1117D	Magic Gems dp, math, matrices	2100	x4002
27E	Number With The Given Amount Of Divisors brute force, dp, number theory	2000	x3985
1077F1	Pictures with Kittens (easy version) dp	1900	x3976
1733D2	Zero-One (Hard Version) dp, greedy	2000	x3969
401D	Roman and Numbers bitmasks, brute force, combinatorics, dp, number theory	2000	x3967
1366E	Two Arrays binary search, brute force, combinatorics, constructive algorithms, dp, two pointers	2100	x3957
1000D	Yet Another Problem On a Subsequence combinatorics, dp	1900	x3950
627A	XOR Equation dp, math	1700	x3949