Problemset - Codeforces

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Before contest
Codeforces Round (Div. 2)
5 days

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Difficulty: —

binary search

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Problems

#	Name
1759G	Restore the Permutation binary search, constructive algorithms, data structures, greedy, math	1900	x4187
140C	New Year Snowmen binary search, data structures, greedy	1800	x4191
1463D	Pairs binary search, constructive algorithms, greedy, two pointers	1900	x4223
1569D	Inconvenient Pairs binary search, data structures, implementation, sortings, two pointers	1900	x4226
1712D	Empty Graph binary search, constructive algorithms, data structures, greedy, shortest paths	2000	x4237
1697D	Guess The String binary search, constructive algorithms, interactive	1900	x4243
1360H	Binary Median binary search, bitmasks, brute force, constructive algorithms	2100	x4274
936A	Save Energy! binary search, implementation, math	1700	x4310
1574D	The Strongest Build binary search, brute force, data structures, dfs and similar, graphs, greedy, hashing, implementation	2000	x4318
1538G	Gift Set binary search, greedy, math, ternary search	2100	x4338
773A	Success Rate binary search, math	1700	x4350
739B	Alyona and a tree binary search, data structures, dfs and similar, graphs, trees	1900	x4413
1791G2	Teleporters (Hard Version) binary search, greedy, sortings	1900	x4416
229B	Planets binary search, data structures, graphs, shortest paths	1700	x4432
1632D	New Year Concert binary search, data structures, greedy, math, number theory, two pointers	2000	x4439
1493C	K-beautiful Strings binary search, brute force, constructive algorithms, greedy, strings	2000	x4440
833B	The Bakery binary search, data structures, divide and conquer, dp, two pointers	2200	x4445
1468D	Firecrackers binary search, sortings	1700	x4447
1747D	Yet Another Problem binary search, bitmasks, constructive algorithms, data structures	1900	x4451
16C	Monitor binary search, number theory	1800	x4474
1119D	Frets On Fire binary search, sortings	1800	x4485
913D	Too Easy Problems binary search, brute force, data structures, greedy, sortings	1800	x4488
822C	Hacker, pack your bags! binary search, greedy, implementation, sortings	1600	x4511
1073C	Vasya and Robot binary search, two pointers	1800	x4530
1679D	Toss a Coin to Your Graph... binary search, dfs and similar, dp, graphs	1900	x4535
939C	Convenient For Everybody binary search, two pointers	1600	x4548
1370E	Binary Subsequence Rotation binary search, constructive algorithms, data structures, greedy	2100	x4601
847B	Preparing for Merge Sort binary search, data structures	1600	x4609
1780D	Bit Guessing Game binary search, bitmasks, constructive algorithms, interactive	1800	x4619
567D	One-Dimensional Battle Ships binary search, data structures, greedy, sortings	1700	x4625
1423K	Lonely Numbers binary search, math, number theory, two pointers	1600	x4642
1208D	Restore Permutation binary search, data structures, greedy, implementation	1900	x4645
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4671
1657D	For Gamers. By Gamers. binary search, brute force, greedy, math, sortings	2000	x4682
1153D	Serval and Rooted Tree binary search, dfs and similar, dp, greedy, trees	1900	x4690
1355E	Restorer Distance binary search, greedy, math, sortings, ternary search	2100	x4699
479D	Long Jumps binary search, greedy, implementation	1700	x4703
1821D	Black Cells binary search, brute force, greedy, math	1900	x4713
337C	Quiz binary search, greedy, math, matrices, number theory	1600	x4759
1244E	Minimizing Difference binary search, constructive algorithms, greedy, sortings, ternary search, two pointers	2000	x4761
1651D	Nearest Excluded Points binary search, data structures, dfs and similar, graphs, shortest paths	1900	x4784
1060C	Maximum Subrectangle binary search, implementation, two pointers	1600	x4796
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x4800
359D	Pair of Numbers binary search, brute force, data structures, math, two pointers	2000	x4800
1739D	Reset K Edges binary search, data structures, dfs and similar, graphs, greedy, trees	1900	x4826
689C	Mike and Chocolate Thieves binary search, combinatorics, math	1700	x4850
1290B	Irreducible Anagrams binary search, constructive algorithms, data structures, strings, two pointers	1800	x4852
777D	Cloud of Hashtags binary search, greedy, implementation, strings	1800	x4900
1670D	Very Suspicious binary search, brute force, geometry, greedy, implementation, math	1700	x4932
1371E1	Asterism (Easy Version) binary search, brute force, combinatorics, math, number theory, sortings	1900	x4943
1537E2	Erase and Extend (Hard Version) binary search, data structures, greedy, hashing, string suffix structures, strings, two pointers	2200	x4945
1941F	Rudolf and Imbalance binary search, greedy, sortings, two pointers	1800	x4960
1903D1	Maximum And Queries (easy version) binary search, bitmasks, brute force, greedy	1700	x4975
204B	Little Elephant and Cards binary search, data structures	1500	x4985
1920D	Array Repetition binary search, brute force, dsu, implementation, math	1900	x5006
924B	Three-level Laser binary search, greedy, two pointers	1600	x5037
1010B	Rocket binary search, interactive	1800	x5051
1184B1	The Doctor Meets Vader (Easy) binary search, sortings	1400	x5070
1776L	Controllers binary search, math	1500	x5078
1896D	Ones and Twos binary search, data structures, divide and conquer, math, two pointers	1700	x5087
1696D	Permutation Graph binary search, constructive algorithms, data structures, divide and conquer, greedy, shortest paths	1900	x5147
1494C	1D Sokoban binary search, dp, greedy, implementation, two pointers	1900	x5214
1066D	Boxes Packing binary search, implementation	1800	x5275
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x5279
1450D	Rating Compression binary search, data structures, greedy, implementation, two pointers	1800	x5291
1379C	Choosing flowers binary search, brute force, data structures, dfs and similar, dp, greedy, sortings, two pointers	2000	x5384
732D	Exams binary search, greedy, sortings	1700	x5388
1691D	Max GEQ Sum binary search, constructive algorithms, data structures, divide and conquer, implementation, two pointers	1800	x5403
1701D	Permutation Restoration binary search, data structures, greedy, math, sortings, two pointers	1900	x5443
1490G	Old Floppy Drive binary search, data structures, math	1900	x5447
1547F	Array Stabilization (GCD version) binary search, brute force, data structures, divide and conquer, number theory, two pointers	1900	x5456
1630B	Range and Partition binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5479
204A	Little Elephant and Interval binary search, combinatorics, dp	1500	x5509
1413C	Perform Easily binary search, brute force, dp, implementation, sortings, two pointers	1900	x5518
1732C1	Sheikh (Easy version) binary search, bitmasks, greedy, two pointers	1800	x5520
237C	Primes on Interval binary search, number theory, two pointers	1600	x5532
1725G	Garage binary search, geometry, math	1500	x5559
1862F	Magic Will Save the World binary search, bitmasks, brute force, dp	1800	x5569
1251D	Salary Changing binary search, greedy, sortings	1900	x5601
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5621
1923D	Slimes binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5673
1793D	Moscow Gorillas binary search, dp, greedy, implementation, math, two pointers	1800	x5701
1238D	AB-string binary search, combinatorics, dp, strings	1900	x5718
1156C	Match Points binary search, greedy, sortings, ternary search, two pointers	2000	x5731
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x5731
538C	Tourist's Notes binary search, brute force, greedy, implementation, math	1600	x5751
439D	Devu and his Brother binary search, sortings, ternary search, two pointers	1700	x5754
1041D	Glider binary search, data structures, two pointers	1700	x5779
1354C2	Not So Simple Polygon Embedding binary search, brute force, geometry, math	2000	x5793
1700D	River Locks binary search, dp, greedy, math	1900	x5800
1436D	Bandit in a City binary search, dfs and similar, graphs, greedy, trees	1900	x5817
1342D	Multiple Testcases binary search, constructive algorithms, data structures, greedy, sortings, two pointers	1900	x5817
1792D	Fixed Prefix Permutations binary search, bitmasks, data structures, hashing, math, sortings	1700	x5834
1934C	Find a Mine binary search, constructive algorithms, geometry, greedy, interactive, math	1700	x5863
1560F1	Nearest Beautiful Number (easy version) binary search, bitmasks, brute force, constructive algorithms, dfs and similar, greedy	1900	x5877
1118D2	Coffee and Coursework (Hard Version) binary search, greedy	1700	x5877
1307D	Cow and Fields binary search, data structures, dfs and similar, graphs, greedy, shortest paths, sortings	1900	x5952
208E	Blood Cousins binary search, data structures, dfs and similar, trees	2100	x6016
460C	Present binary search, data structures, greedy	1700	x6019
760B	Frodo and pillows binary search, greedy	1500	x6029