Problemset - Codeforces

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Codeforces Round (Div. 2)
32:11:08
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Problems

#	Name
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13819
1391C	Cyclic Permutations combinatorics, dp, graphs, math	1500	x14732
1389C	Good String brute force, dp, greedy, two pointers	1500	x18670
1389B	Array Walk brute force, dp, greedy	1600	x16245
1385D	a-Good String bitmasks, brute force, divide and conquer, dp, implementation	1500	x18816
1380C	Create The Teams brute force, dp, greedy, implementation, sortings	1400	x20276
1373D	Maximum Sum on Even Positions divide and conquer, dp, greedy, implementation	1600	x15288
1360E	Polygon dp, graphs, implementation, shortest paths	1300	x24924
1350B	Orac and Models dp, math, number theory	1400	x21428
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19972
1320A	Journey Planning data structures, dp, greedy, math, sortings	1400	x15974
1315B	Homecoming binary search, dp, greedy, strings	1300	x9146
1313C1	Skyscrapers (easy version) brute force, data structures, dp, greedy	1500	x10337
1307C	Cow and Message brute force, dp, math, strings	1500	x11746
1304C	Air Conditioner dp, greedy, implementation, sortings, two pointers	1500	x16164
1295C	Obtain The String dp, greedy, strings	1600	x12797
1288C	Two Arrays combinatorics, dp	1600	x12625
1285B	Just Eat It! dp, greedy, implementation	1300	x21951
1284B	New Year and Ascent Sequence binary search, combinatorics, data structures, dp, implementation, sortings	1400	x10784
1282B2	K for the Price of One (Hard Version) dp, greedy, sortings	1600	x10090
1282B1	K for the Price of One (Easy Version) dp, greedy, sortings	1400	x11406
1276A	As Simple as One and Two dp, greedy	1400	x12241
1272D	Remove One Element brute force, dp	1500	x16287
1253C	Sweets Eating dp, greedy, math, sortings	1500	x14099
1245C	Constanze's Machine dp	1400	x17270
1238C	Standard Free2play dp, greedy, math	1600	x7347
1234C	Pipes dp, implementation	1500	x12453
1215B	The Number of Products combinatorics, dp, implementation	1400	x12566
1207C	Gas Pipeline dp, greedy	1500	x9766
1196D2	RGB Substring (hard version) data structures, dp, implementation, two pointers	1600	x9624
1195C	Basketball Exercise dp	1400	x24951
1189C	Candies! data structures, dp, implementation, math	1400	x10490
1178B	WOW Factor dp, strings	1300	x14735
1176C	Lose it! dp, greedy, implementation	1300	x14006
1151B	Dima and a Bad XOR bitmasks, brute force, constructive algorithms, dp	1600	x10931
1109A	Sasha and a Bit of Relax dp, implementation	1600	x8433
1108D	Diverse Garland constructive algorithms, dp, greedy	1400	x14876
1105C	Ayoub and Lost Array combinatorics, dp, math	1500	x10251
1084C	The Fair Nut and String combinatorics, dp, implementation	1500	x7857
1081C	Colorful Bricks combinatorics, dp, math	1500	x7171
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5773
1051C	Vasya and Multisets brute force, dp, greedy, implementation, math	1500	x9212
1040B	Shashlik Cooking dp, greedy, math	1300	x7040
1037C	Equalize dp, greedy, strings	1300	x18498
1033C	Permutation Game brute force, dp, games	1600	x5489
1005D	Polycarp and Div 3 dp, greedy, number theory	1500	x9982
991D	Bishwock dp, greedy	1500	x7084
987C	Three displays brute force, dp, implementation	1400	x13257
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x11143
940B	Our Tanya is Crying Out Loud dp, greedy	1400	x8906
928B	Chat *special problem, dp	1400	x2519
913C	Party Lemonade bitmasks, dp, greedy	1600	x7813
891A	Pride brute force, dp, greedy, math, number theory	1500	x9895
888D	Almost Identity Permutations combinatorics, dp, math	1600	x7969
877B	Nikita and string brute force, dp	1500	x10209
873B	Balanced Substring dp, implementation	1500	x7605
870C	Maximum splitting dp, greedy, math, number theory	1300	x9017
868C	Qualification Rounds bitmasks, brute force, constructive algorithms, dp	1500	x4582
859C	Pie Rules dp, games	1500	x5318
858C	Did you mean... dp, greedy, implementation	1500	x5595
855B	Marvolo Gaunt's Ring brute force, data structures, dp	1500	x8472
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x16316
835C	Star sky dp, implementation	1600	x7724
817C	Really Big Numbers binary search, brute force, dp, math	1600	x7190
814C	An impassioned circulation of affection brute force, dp, strings, two pointers	1600	x6399
812B	Sagheer, the Hausmeister bitmasks, brute force, dp	1600	x5136
798B	Mike and strings brute force, dp, strings	1300	x8316
797B	Odd sum dp, greedy, implementation	1400	x10348
788A	Functions again dp, two pointers	1600	x9023
777C	Alyona and Spreadsheet binary search, data structures, dp, greedy, implementation, two pointers	1600	x6323
777B	Game of Credit Cards data structures, dp, greedy, sortings	1300	x9386
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x10315
761C	Dasha and Password brute force, dp, implementation	1500	x5856
756B	Travel Card binary search, dp	1600	x3422
741B	Arpa's weak amphitheater and Mehrdad's valuable Hoses dfs and similar, dp, dsu	1600	x5177
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x5312
706C	Hard problem dp, strings	1600	x15911
698A	Vacations dp	1400	x29418
682C	Alyona and the Tree dfs and similar, dp, graphs, trees	1600	x7076
676C	Vasya and String binary search, dp, strings, two pointers	1500	x18439
665C	Simple Strings dp, greedy, strings	1300	x9724
660C	Hard Process binary search, dp, two pointers	1600	x9222
653B	Bear and Compressing brute force, dfs and similar, dp, strings	1300	x4925
637D	Running with Obstacles *special problem, data structures, dp, greedy	1600	x1980
628B	New Skateboard dp	1300	x10488
626B	Cards constructive algorithms, dp, math	1300	x6563
615B	Longtail Hedgehog dp, graphs	1600	x5002
611C	New Year and Domino dp, implementation	1500	x8402
607A	Chain Reaction binary search, dp	1600	x9439
603A	Alternative Thinking dp, greedy, math	1600	x7598
602B	Approximating a Constant Range dp, implementation, two pointers	1400	x10624
597B	Restaurant dp, greedy, sortings	1600	x4721
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5745
566F	Clique in the Divisibility Graph dp, math, number theory	1500	x3566
553A	Kyoya and Colored Balls combinatorics, dp, math	1500	x8478
550C	Divisibility by Eight brute force, dp, math	1500	x27890
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x37104
548B	Mike and Fun brute force, dp, greedy, implementation	1400	x8353
545C	Woodcutters dp, greedy	1500	x27134
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x17787