Problemset - Codeforces

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Codeforces Round (Div. 3)
42:50:27
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Problems

#	Name
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x34518
431C	k-Tree dp, implementation, trees	1600	x24483
1398C	Good Subarrays data structures, dp, math	1600	x24086
474D	Flowers dp	1700	x23849
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19270
126B	Password binary search, dp, hashing, string suffix structures, strings	1700	x17698
977F	Consecutive Subsequence dp	1700	x16903
118D	Caesar's Legions dp	1700	x16639
1389B	Array Walk brute force, dp, greedy	1600	x15771
706C	Hard problem dp, strings	1600	x15600
1373D	Maximum Sum on Even Positions divide and conquer, dp, greedy, implementation	1600	x14931
1519D	Maximum Sum of Products brute force, dp, implementation, math, two pointers	1600	x14548
467C	George and Job dp, implementation	1700	x14064
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x13821
161D	Distance in Tree dfs and similar, dp, trees	1800	x13531
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13495
349B	Color the Fence data structures, dp, greedy, implementation	1700	x13478
1513C	Add One dp, matrices	1600	x13170
295B	Greg and Graph dp, graphs, shortest paths	1700	x13067
1633D	Make Them Equal dp, greedy	1600	x12963
276D	Little Girl and Maximum XOR bitmasks, dp, greedy, implementation, math	1700	x12924
5C	Longest Regular Bracket Sequence constructive algorithms, data structures, dp, greedy, sortings, strings	1900	x12641
1295C	Obtain The String dp, greedy, strings	1600	x12541
1324E	Sleeping Schedule dp, implementation	1700	x12532
1328D	Carousel constructive algorithms, dp, graphs, greedy, math	1800	x12498
1288C	Two Arrays combinatorics, dp	1600	x12265
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x12230
446A	DZY Loves Sequences dp, implementation, two pointers	1600	x12229
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12227
1455D	Sequence and Swaps dp, greedy, sortings	1600	x11973
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x11860
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x11836
1567C	Carrying Conundrum bitmasks, combinatorics, dp, math	1600	x11824
1509C	The Sports Festival dp, greedy	1800	x11772
1555D	Say No to Palindromes brute force, constructive algorithms, dp, strings	1600	x11727
1516C	Baby Ehab Partitions Again bitmasks, constructive algorithms, dp, math	1700	x11503
577B	Modulo Sum combinatorics, data structures, dp, two pointers	1900	x11446
546D	Soldier and Number Game constructive algorithms, dp, math, number theory	1700	x11201
1476C	Longest Simple Cycle dp, graphs, greedy	1600	x11034
1856C	To Become Max binary search, brute force, data structures, dp	1600	x10990
1398D	Colored Rectangles dp, greedy, sortings	1800	x10980
607B	Zuma dp	1900	x10903
1741E	Sending a Sequence Over the Network dp	1600	x10743
1151B	Dima and a Bad XOR bitmasks, brute force, constructive algorithms, dp	1600	x10675
1626C	Monsters And Spells binary search, data structures, dp, greedy, implementation, math, two pointers	1700	x10597
1469C	Building a Fence dp, greedy, implementation, two pointers	1600	x10482
1689C	Infected Tree dfs and similar, dp, trees	1600	x10466
1748C	Zero-Sum Prefixes brute force, data structures, dp, greedy, implementation	1600	x10415
1335E1	Three Blocks Palindrome (easy version) binary search, brute force, data structures, dp, two pointers	1700	x10413
1695C	Zero Path brute force, data structures, dp, graphs, greedy, shortest paths	1700	x10351
2B	The least round way dp, math	2000	x10209
1437C	Chef Monocarp dp, flows, graph matchings, greedy, math, sortings	1800	x10102
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x10089
1625C	Road Optimization dp	1700	x10028
1722E	Counting Rectangles brute force, data structures, dp, implementation	1600	x9998
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x9963
1282B2	K for the Price of One (Hard Version) dp, greedy, sortings	1600	x9811
1475D	Cleaning the Phone binary search, dp, sortings, two pointers	1800	x9701
4D	Mysterious Present dp, sortings	1700	x9668
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1700	x9367
1525D	Armchairs dp, flows, graph matchings, greedy	1800	x9357
1829G	Hits Different data structures, dp, implementation, math	1600	x9340
607A	Chain Reaction binary search, dp	1600	x9339
1196D2	RGB Substring (hard version) data structures, dp, implementation, two pointers	1600	x9309
1473D	Program data structures, dp, implementation, strings	1700	x9300
919D	Substring dfs and similar, dp, graphs	1700	x9286
567C	Geometric Progression binary search, data structures, dp	1700	x9271
1681D	Required Length brute force, dfs and similar, dp, hashing, shortest paths	1700	x9255
1249E	By Elevator or Stairs? dp, shortest paths	1700	x9207
1498C	Planar Reflections brute force, data structures, dp	1600	x9161
580D	Kefa and Dishes bitmasks, dp	1800	x9145
1370D	Odd-Even Subsequence binary search, dp, dsu, greedy, implementation	2000	x9114
660C	Hard Process binary search, dp, two pointers	1600	x9033
1324F	Maximum White Subtree dfs and similar, dp, graphs, trees	1800	x9028
788A	Functions again dp, two pointers	1600	x8953
1359D	Yet Another Yet Another Task data structures, dp, implementation, two pointers	2000	x8936
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x8895
1401D	Maximum Distributed Tree dfs and similar, dp, greedy, implementation, math, number theory, sortings, trees	1800	x8853
225C	Barcode dp, matrices	1700	x8740
1619E	MEX and Increments constructive algorithms, data structures, dp, greedy, implementation, math, sortings	1700	x8643
1221D	Make The Fence Great Again dp	1800	x8603
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8579
1442A	Extreme Subtraction constructive algorithms, dp, greedy	1800	x8553
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x8546
1036C	Classy Numbers combinatorics, dp	1900	x8537
1572A	Book binary search, brute force, data structures, dp, graphs, implementation, sortings	1800	x8515
1826D	Running Miles brute force, dp, greedy	1700	x8504
1327E	Count The Blocks combinatorics, dp, math	1800	x8494
1381B	Unmerge dp	1800	x8482
1528B	Kavi on Pairing Duty combinatorics, dp, math	1700	x8455
1392D	Omkar and Bed Wars dp, greedy	1700	x8433
1286A	Garland dp, greedy, sortings	1800	x8381
1476D	Journey dfs and similar, dp, dsu, implementation	1700	x8378
1109A	Sasha and a Bit of Relax dp, implementation	1600	x8354
1061C	Multiplicity data structures, dp, implementation, math, number theory	1700	x8338
1557C	Moamen and XOR bitmasks, combinatorics, dp, math, matrices	1700	x8315
429B	Working out dp	1600	x8280
1369D	TediousLee dp, graphs, greedy, math, trees	1900	x8252
547B	Mike and Feet binary search, data structures, dp, dsu	1900	x8199
432D	Prefixes and Suffixes dp, string suffix structures, strings, two pointers	2000	x8170

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