Problemset - Codeforces

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Problems

#	Name
1389C	Good String brute force, dp, greedy, two pointers	1500	x18540
1389B	Array Walk brute force, dp, greedy	1600	x16065
1385D	a-Good String bitmasks, brute force, divide and conquer, dp, implementation	1500	x18611
1373D	Maximum Sum on Even Positions divide and conquer, dp, greedy, implementation	1600	x15212
1360F	Spy-string bitmasks, brute force, constructive algorithms, dp, hashing, strings	1700	x11993
1346E	Magic Tricks *special problem, dp, graphs	1700	x372
1340B	Nastya and Scoreboard bitmasks, dp, graphs, greedy	1700	x7713
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19791
1335E1	Three Blocks Palindrome (easy version) binary search, brute force, data structures, dp, two pointers	1700	x10695
1324E	Sleeping Schedule dp, implementation	1700	x12978
1313C1	Skyscrapers (easy version) brute force, data structures, dp, greedy	1500	x10282
1307C	Cow and Message brute force, dp, math, strings	1500	x11717
1304C	Air Conditioner dp, greedy, implementation, sortings, two pointers	1500	x16085
1295C	Obtain The String dp, greedy, strings	1600	x12757
1288C	Two Arrays combinatorics, dp	1600	x12555
1282B2	K for the Price of One (Hard Version) dp, greedy, sortings	1600	x10056
1278C	Berry Jam data structures, dp, greedy, implementation	1700	x7796
1272D	Remove One Element brute force, dp	1500	x16191
1257D	Yet Another Monster Killing Problem binary search, data structures, dp, greedy, sortings, two pointers	1700	x7390
1253C	Sweets Eating dp, greedy, math, sortings	1500	x14028
1249E	By Elevator or Stairs? dp, shortest paths	1700	x9469
1239A	Ivan the Fool and the Probability Theory combinatorics, dp, math	1700	x7242
1238C	Standard Free2play dp, greedy, math	1600	x7255
1234C	Pipes dp, implementation	1500	x12425
1207C	Gas Pipeline dp, greedy	1500	x9718
1204C	Anna, Svyatoslav and Maps dp, graphs, greedy, shortest paths	1700	x6599
1202B	You Are Given a Decimal String... brute force, dp, shortest paths	1700	x4526
1196D2	RGB Substring (hard version) data structures, dp, implementation, two pointers	1600	x9539
1151B	Dima and a Bad XOR bitmasks, brute force, constructive algorithms, dp	1600	x10850
1109A	Sasha and a Bit of Relax dp, implementation	1600	x8409
1105C	Ayoub and Lost Array combinatorics, dp, math	1500	x10209
1091D	New Year and the Permutation Concatenation combinatorics, dp, math	1700	x6642
1084C	The Fair Nut and String combinatorics, dp, implementation	1500	x7767
1081C	Colorful Bricks combinatorics, dp, math	1500	x7106
1061C	Multiplicity data structures, dp, implementation, math, number theory	1700	x8511
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5745
1051D	Bicolorings bitmasks, dp	1700	x7276
1051C	Vasya and Multisets brute force, dp, greedy, implementation, math	1500	x9194
1033C	Permutation Game brute force, dp, games	1600	x5474
1032C	Playing Piano constructive algorithms, dp	1700	x3917
1015E1	Stars Drawing (Easy Edition) brute force, dp, greedy	1700	x5538
1005D	Polycarp and Div 3 dp, greedy, number theory	1500	x9921
991D	Bishwock dp, greedy	1500	x7077
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x11026
977F	Consecutive Subsequence dp	1700	x17421
924C	Riverside Curio data structures, dp, greedy	1700	x3691
919D	Substring dfs and similar, dp, graphs	1700	x9529
917B	MADMAX dfs and similar, dp, games, graphs	1700	x3500
915C	Permute Digits dp, greedy	1700	x6929
913C	Party Lemonade bitmasks, dp, greedy	1600	x7769
891A	Pride brute force, dp, greedy, math, number theory	1500	x9785
888D	Almost Identity Permutations combinatorics, dp, math	1600	x7873
877B	Nikita and string brute force, dp	1500	x10113
873B	Balanced Substring dp, implementation	1500	x7515
868C	Qualification Rounds bitmasks, brute force, constructive algorithms, dp	1500	x4570
859C	Pie Rules dp, games	1500	x5300
858C	Did you mean... dp, greedy, implementation	1500	x5588
855B	Marvolo Gaunt's Ring brute force, data structures, dp	1500	x8430
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x16161
835C	Star sky dp, implementation	1600	x7673
817C	Really Big Numbers binary search, brute force, dp, math	1600	x7132
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6369
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5115
798C	Mike and gcd problem dp, greedy, number theory	1700	x5666
788A	Functions again dp, two pointers	1600	x8994
777C	Alyona and Spreadsheet binary search, data structures, dp, greedy, implementation, two pointers	1600	x6305
766C	Mahmoud and a Message brute force, dp, greedy, strings	1700	x4342
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x10223
761C	Dasha and Password brute force, dp, implementation	1500	x5853
756B	Travel Card binary search, dp	1600	x3371
741B	Arpa's weak amphitheater and Mehrdad's valuable Hoses dfs and similar, dp, dsu	1600	x5172
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x5303
718A	Efim and Strange Grade dp, implementation, math	1700	x4334
711C	Coloring Trees dp	1700	x7903
706C	Hard problem dp, strings	1600	x15806
685A	Robbers' watch brute force, combinatorics, dp, math	1700	x4157
682C	Alyona and the Tree dfs and similar, dp, graphs, trees	1600	x7051
676C	Vasya and String binary search, dp, strings, two pointers	1500	x18343
660C	Hard Process binary search, dp, two pointers	1600	x9176
637D	Running with Obstacles *special problem, data structures, dp, greedy	1600	x1971
627A	XOR Equation dp, math	1700	x3990
615B	Longtail Hedgehog dp, graphs	1600	x4989
611C	New Year and Domino dp, implementation	1500	x8368
607A	Chain Reaction binary search, dp	1600	x9405
603A	Alternative Thinking dp, greedy, math	1600	x7578
597B	Restaurant dp, greedy, sortings	1600	x4695
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5718
567C	Geometric Progression binary search, data structures, dp	1700	x9339
566F	Clique in the Divisibility Graph dp, math, number theory	1500	x3555
553A	Kyoya and Colored Balls combinatorics, dp, math	1500	x8432
550C	Divisibility by Eight brute force, dp, math	1500	x27679
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x36816
546D	Soldier and Number Game constructive algorithms, dp, math, number theory	1700	x11438
545C	Woodcutters dp, greedy	1500	x26857
524B	Фото на память - 2 (round version) dp, greedy	1700	x1447
518D	Ilya and Escalator combinatorics, dp, math, probabilities	1700	x6792
474D	Flowers dp	1700	x24330
467C	George and Job dp, implementation	1700	x14247
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x35043
455A	Boredom dp	1500	x55620