Problemset - Codeforces

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Problems

#	Name
808D	Array Division binary search, data structures, implementation	1900	x7027
804D	Expected diameter of a tree binary search, brute force, dfs and similar, dp, sortings, trees	2500	x1334
803D	Magazine Ad binary search, greedy	1900	x3298
802O	April Fools' Problem (hard) binary search, data structures, flows	2900	x973
802N	April Fools' Problem (medium) binary search, flows, graphs	2400	x1203
799G	Cut the pie binary search, data structures, geometry	3500	x116
799C	Fountains binary search, data structures, implementation	1800	x3781
796E	Exam Cheating binary search, dp	2400	x680
785C	Anton and Fairy Tale binary search, math	1600	x7404
780H	Intranet of Buses binary search, geometry, implementation, two pointers	3100	x118
780B	The Meeting Place Cannot Be Changed binary search	1600	x9822
778A	String Game binary search, greedy, strings	1700	x11669
777D	Cloud of Hashtags binary search, greedy, implementation, strings	1800	x5031
777C	Alyona and Spreadsheet binary search, data structures, dp, greedy, implementation, two pointers	1600	x6419
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x5954
774L	Bars *special problem, binary search	2000	x341
774F	Pens And Days Of Week *special problem, binary search, number theory	2700	x109
774B	Significant Cups *special problem, binary search, data structures, two pointers	2100	x225
773C	Prairie Partition binary search, constructive algorithms, greedy, math	2200	x961
773A	Success Rate binary search, math	1700	x4470
772E	Verifying Kingdom binary search, divide and conquer, interactive, trees	3200	x147
772A	Voltage Keepsake binary search, math	1800	x4366
768G	The Winds of Winter binary search, data structures	3300	x363
767D	Cartons of milk binary search, data structures, greedy, sortings, two pointers	2100	x2250
762E	Radio stations binary search, data structures	2200	x1414
762C	Two strings binary search, hashing, strings, two pointers	2100	x2581
761D	Dasha and Very Difficult Problem binary search, brute force, constructive algorithms, greedy, sortings	1700	x4066
760B	Frodo and pillows binary search, greedy	1500	x6629
758C	Unfair Poll binary search, constructive algorithms, implementation, math	1700	x3885
756B	Travel Card binary search, dp	1600	x3626
755B	PolandBall and Game binary search, data structures, games, greedy, sortings, strings	1100	x11339
754D	Fedor and coupons binary search, data structures, greedy, sortings	2100	x2465
750C	New Year and Rating binary search, greedy, math	1600	x6569
750A	New Year and Hurry binary search, brute force, implementation, math	800	x76605
749D	Leaving Auction binary search, data structures	2000	x2572
748E	Santa Claus and Tangerines binary search, data structures, greedy, two pointers	2100	x1506
743E	Vladik and cards binary search, bitmasks, brute force, dp	2200	x1509
743B	Chloe and the sequence binary search, bitmasks, constructive algorithms, implementation	1200	x14950
739B	Alyona and a tree binary search, data structures, dfs and similar, graphs, trees	1900	x4665
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x5347
732D	Exams binary search, greedy, sortings	1700	x5562
732C	Sanatorium binary search, constructive algorithms, greedy, implementation, math	1200	x9754
730C	Bulmart binary search, dfs and similar	2100	x1250
729C	Road to Cinema binary search, greedy, sortings	1700	x3938
727F	Polycarp's problems binary search, dp, greedy	2300	x797
722D	Generating Sets binary search, data structures, dfs and similar, greedy, strings, trees	1900	x3190
721E	Road to Home binary search, dp	2700	x306
715B	Complete The Graph binary search, constructive algorithms, graphs, shortest paths	2300	x2908
713E	Sonya Partymaker binary search, dp	3300	x353
713D	Animals and Puzzle binary search, data structures	2700	x1158
713B	Searching Rectangles binary search, constructive algorithms, interactive	2200	x1458
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x10207
706B	Interesting drink binary search, dp, implementation	1100	x64447
702C	Cellular Network binary search, implementation, two pointers	1500	x15338
701C	They Are Everywhere binary search, strings, two pointers	1500	x15333
700A	As Fast As Possible binary search, math	1900	x3199
696F	...Dary! binary search, geometry, two pointers	3300	x124
689D	Friends and Subsequences binary search, data structures	2100	x3488
689C	Mike and Chocolate Thieves binary search, combinatorics, math	1700	x5391
685C	Optimal Point binary search, math	2900	x585
679B	Bear and Tower of Cubes binary search, dp, greedy	2200	x2152
677E	Vanya and Balloons binary search, brute force, dp, implementation	2300	x603
676C	Vasya and String binary search, dp, strings, two pointers	1500	x19061
671B	Robin Hood binary search, greedy	2000	x3037
670D2	Magic Powder - 2 binary search, implementation	1500	x14648
670D1	Magic Powder - 1 binary search, brute force, implementation	1400	x18247
660F	Bear and Bowling 4 binary search, data structures, divide and conquer, geometry, ternary search	2500	x1684
660C	Hard Process binary search, dp, two pointers	1600	x9545
653D	Delivery Bears binary search, flows, graphs	2200	x2503
650D	Zip-line binary search, data structures, dp, hashing	2600	x1359
650B	Image Preview binary search, brute force, dp, two pointers	1900	x3358
649E	Автобус binary search, data structures, greedy, sortings	2100	x108
645G	Armistice Area Apportionment binary search, geometry	3200	x112
645D	Robot Rapping Results Report binary search, dp, graphs	1800	x2933
645C	Enduring Exodus binary search, two pointers	1600	x3330
644C	Hostname Aliases *special problem, binary search, data structures, implementation, sortings, strings	2100	x922
639E	Bear and Paradox binary search, greedy, math, sortings	2800	x583
637B	Chat Order *special problem, binary search, constructive algorithms, data structures, sortings	1200	x17055
633E	Startup Funding binary search, constructive algorithms, data structures, probabilities, two pointers	2400	x587
627D	Preorder Test binary search, dfs and similar, dp, graphs, greedy, trees	2600	x874
626E	Simple Skewness binary search, math, ternary search	2400	x1389
623C	Electric Charges binary search, dp	2900	x481
620D	Professor GukiZ and Two Arrays binary search, two pointers	2200	x1729
616D	Longest k-Good Segment binary search, data structures, two pointers	1600	x9711
615E	Hexagons binary search, implementation, math	2100	x986
613B	Skills binary search, brute force, dp, greedy, sortings, two pointers	1900	x2238
613A	Peter and Snow Blower binary search, geometry, ternary search	1900	x3249
611F	New Year and Cleaning binary search, implementation	2500	x484
609D	Gadgets for dollars and pounds binary search, greedy, two pointers	2000	x2758
607E	Cross Sum binary search, geometry	3300	x255
607A	Chain Reaction binary search, dp	1600	x9654
604B	More Cowbell binary search, greedy	1400	x8502
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x30506
595B	Pasha and Phone binary search, math	1600	x2928
594B	Max and Bike binary search, geometry	2500	x500
592E	BCPC binary search, geometry, two pointers	2700	x216
590B	Chip 'n Dale Rescue Rangers binary search, geometry, math	2100	x1917
587D	Duff in Mafia 2-sat, binary search	3100	x758
580B	Kefa and Company binary search, sortings, two pointers	1500	x26803
576E	Painting Edges binary search, data structures	3300	x1246