Problemset - Codeforces

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Educational Codeforces Round 85 (Rated for Div. 2)
08:01:53
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binary search

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Problems

#	Name
492B	Vanya and Lanterns binary search, implementation, math, sortings	1200	x25536
230B	T-primes binary search, implementation, math, number theory	1300	x23442
750A	New Year and Hurry binary search, brute force, implementation, math	800	x22128
706B	Interesting drink binary search, dp, implementation	1100	x18524
474B	Worms binary search, implementation	1300	x17863
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x16463
279B	Books binary search, brute force, implementation, two pointers	1400	x14814
1328B	K-th Beautiful String binary search, brute force, combinatorics, implementation, math	1300	x13935
919B	Perfect Number binary search, brute force, dp, implementation, number theory	1100	x13406
1324C	Frog Jumps binary search, data structures, dfs and similar, greedy, implementation	1100	x12176
580B	Kefa and Company binary search, sortings, two pointers	1500	x10724
1288A	Deadline binary search, brute force, math, ternary search	1100	x10703
1195B	Sport Mafia binary search, brute force, math	1100	x10088
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x9979
1293A	ConneR and the A.R.C. Markland-N binary search, brute force, implementation	1100	x9828
978C	Letters binary search, implementation, two pointers	1000	x9689
1221C	Perfect Team binary search, math	1200	x9532
1324D	Pair of Topics binary search, data structures, sortings, two pointers	1400	x9367
1217A	Creating a Character binary search, math	1300	x9132
1006C	Three Parts of the Array binary search, data structures, two pointers	1300	x8924
676C	Vasya and String binary search, dp, strings, two pointers	1500	x8331
743B	Chloe and the sequence binary search, bitmasks, constructive algorithms, implementation	1200	x8313
1138A	Sushi for Two binary search, greedy, implementation	900	x8077
1260B	Obtain Two Zeroes binary search, math	1200	x7934
1131C	Birthday binary search, greedy, sortings	1200	x7777
166A	Rank List binary search, implementation, sortings	1200	x7699
1301B	Motarack's Birthday binary search, greedy, ternary search	1500	x7689
1279B	Verse For Santa binary search, brute force, implementation	1300	x7667
126B	Password binary search, dp, hashing, string suffix structures, strings	1800	x7594
1183C	Computer Game binary search, math	1400	x7513
1099B	Squares and Segments binary search, constructive algorithms, math	1100	x7506
1187B	Letters Shop binary search, implementation, strings	1300	x7485
1042A	Benches binary search, implementation	1200	x7475
371C	Hamburgers binary search, brute force	1600	x7268
1201C	Maximum Median binary search, greedy, math, sortings	1400	x7250
251A	Points on Line binary search, combinatorics, two pointers	1400	x7081
732C	Sanatorium binary search, constructive algorithms, greedy, implementation, math	1300	x6998
1076C	Meme Problem binary search, math	1300	x6989
348A	Mafia binary search, math, sortings	1700	x6971
911B	Two Cakes binary search, brute force, implementation	1200	x6895
1284B	New Year and Ascent Sequence binary search, combinatorics, data structures, dp, implementation, sortings	1500	x6811
1263C	Everyone is a Winner! binary search, math, meet-in-the-middle, number theory	1400	x6782
1011B	Planning The Expedition binary search, brute force, implementation	1200	x6761
1100C	NN and the Optical Illusion binary search, geometry, math	1300	x6740
701C	They Are Everywhere binary search, strings, two pointers	1500	x6712
165B	Burning Midnight Oil binary search, implementation	1500	x6699
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x6584
1249C2	Good Numbers (hard version) binary search, greedy, math, meet-in-the-middle	1500	x6518
812C	Sagheer and Nubian Market binary search, sortings	1500	x6477
670D1	Magic Powder - 1 binary search, brute force, implementation	1400	x6399
778A	String Game binary search, greedy, strings	1600	x6275
448D	Multiplication Table binary search, brute force	1900	x6231
372A	Counting Kangaroos is Fun binary search, greedy, sortings, two pointers	1700	x6222
271B	Prime Matrix binary search, brute force, math, number theory	1400	x6191
1119B	Alyona and a Narrow Fridge binary search, flows, greedy, sortings	1300	x6179
96B	Lucky Numbers (easy) binary search, bitmasks, brute force	1400	x6159
755B	PolandBall and Game binary search, data structures, games, greedy, sortings, strings	1200	x6156
816B	Karen and Coffee binary search, data structures, implementation	1400	x6122
567C	Geometric Progression binary search, data structures, dp	1700	x6021
202A	LLPS binary search, bitmasks, brute force, greedy, implementation, strings	900	x5936
1208B	Uniqueness binary search, brute force, implementation, two pointers	1500	x5896
1010A	Fly binary search, math	1500	x5853
604B	More Cowbell binary search, greedy	1400	x5763
607A	Chain Reaction binary search, dp	1600	x5728
991C	Candies binary search, implementation	1500	x5722
1198B	Welfare State binary search, brute force, data structures, sortings	1600	x5644
637B	Chat Order *special problem, binary search, constructive algorithms, data structures, sortings	1500	x5642
1041C	Coffee Break binary search, data structures, greedy, two pointers	1500	x5576
274A	k-Multiple Free Set binary search, greedy, sortings	1600	x5550
996B	World Cup binary search, math	1300	x5454
670D2	Magic Powder - 2 binary search, implementation	1500	x5433
1166C	A Tale of Two Lands binary search, sortings, two pointers	1600	x5397
1333C	Eugene and an array binary search, data structures, hashing, implementation, two pointers		x5396
932B	Recursive Queries binary search, data structures, dfs and similar	1300	x5356
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1800	x5337
192A	Funky Numbers binary search, brute force, implementation	1300	x5309
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x5278
785C	Anton and Fairy Tale binary search, math	1600	x5276
1301C	Ayoub's function binary search, combinatorics, greedy, math, strings	1700	x5202
750C	New Year and Rating binary search, greedy, math	1600	x5128
923B	Producing Snow binary search, data structures	1600	x5066
975C	Valhalla Siege binary search	1400	x4950
1326D2	Prefix-Suffix Palindrome (Hard version) binary search, greedy, hashing, string suffix structures, strings	1800	x4935
1323B	Count Subrectangles binary search, greedy, implementation	1500	x4770
538C	Tourist's Notes binary search, brute force, greedy, implementation, math	1600	x4702
527C	Glass Carving binary search, data structures, implementation	1800	x4694
1217C	The Number Of Good Substrings binary search, bitmasks, brute force	1600	x4642
1223C	Save the Nature binary search, greedy	1600	x4636
780B	The Meeting Place Cannot Be Changed binary search	1600	x4623
1148B	Born This Way binary search, brute force, two pointers	1700	x4617
1315B	Homecoming binary search, dp, greedy, strings	1300	x4564
75C	Modified GCD binary search, number theory	1600	x4528
777C	Alyona and Spreadsheet binary search, data structures, dp, greedy, implementation, two pointers	1600	x4482
660C	Hard Process binary search, dp, two pointers	1600	x4473
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x4445
424B	Megacity binary search, greedy, implementation, sortings	1200	x4438
1257D	Yet Another Monster Killing Problem binary search, data structures, dp, greedy, sortings, two pointers	1700	x4405
702C	Cellular Network binary search, implementation, two pointers	1500	x4331
493C	Vasya and Basketball binary search, brute force, data structures, implementation, sortings, two pointers	1700	x4307
1073D	Berland Fair binary search, brute force, data structures, greedy	1700	x4306

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