Problemset - Codeforces

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Problems

#	Name
1514D	Cut and Stick binary search, data structures, greedy, implementation, sortings	2000	x4086
1516D	Cut binary search, data structures, dp, graphs, number theory, two pointers	2100	x4089
514D	R2D2 and Droid Army binary search, data structures, two pointers	2000	x4115
1237C2	Balanced Removals (Harder) binary search, constructive algorithms, divide and conquer, greedy, implementation, sortings	1900	x4128
68B	Energy exchange binary search	1600	x4128
1408D	Searchlights binary search, brute force, data structures, dp, implementation, sortings, two pointers	2000	x4162
140C	New Year Snowmen binary search, data structures, greedy	1800	x4198
1759G	Restore the Permutation binary search, constructive algorithms, data structures, greedy, math	1900	x4219
1918D	Blocking Elements binary search, data structures, dp, implementation, two pointers	1900	x4236
1463D	Pairs binary search, constructive algorithms, greedy, two pointers	1900	x4236
1569D	Inconvenient Pairs binary search, data structures, implementation, sortings, two pointers	1900	x4252
1697D	Guess The String binary search, constructive algorithms, interactive	1900	x4261
1712D	Empty Graph binary search, constructive algorithms, data structures, greedy, shortest paths	2000	x4263
1360H	Binary Median binary search, bitmasks, brute force, constructive algorithms	2100	x4283
936A	Save Energy! binary search, implementation, math	1700	x4313
1574D	The Strongest Build binary search, brute force, data structures, dfs and similar, graphs, greedy, hashing, implementation	2000	x4354
1538G	Gift Set binary search, greedy, math, ternary search	2100	x4357
773A	Success Rate binary search, math	1700	x4357
739B	Alyona and a tree binary search, data structures, dfs and similar, graphs, trees	1900	x4422
229B	Planets binary search, data structures, graphs, shortest paths	1700	x4457
1493C	K-beautiful Strings binary search, brute force, constructive algorithms, greedy, strings	2000	x4458
1468D	Firecrackers binary search, sortings	1700	x4458
1791G2	Teleporters (Hard Version) binary search, greedy, sortings	1900	x4460
1632D	New Year Concert binary search, data structures, greedy, math, number theory, two pointers	2000	x4460
1747D	Yet Another Problem binary search, bitmasks, constructive algorithms, data structures	1900	x4476
833B	The Bakery binary search, data structures, divide and conquer, dp, two pointers	2200	x4488
913D	Too Easy Problems binary search, brute force, data structures, greedy, sortings	1800	x4493
16C	Monitor binary search, number theory	1800	x4497
1119D	Frets On Fire binary search, sortings	1800	x4500
822C	Hacker, pack your bags! binary search, greedy, implementation, sortings	1600	x4529
1073C	Vasya and Robot binary search, two pointers	1800	x4548
939C	Convenient For Everybody binary search, two pointers	1600	x4563
1679D	Toss a Coin to Your Graph... binary search, dfs and similar, dp, graphs	1900	x4567
1370E	Binary Subsequence Rotation binary search, constructive algorithms, data structures, greedy	2100	x4610
1780D	Bit Guessing Game binary search, bitmasks, constructive algorithms, interactive	1800	x4637
847B	Preparing for Merge Sort binary search, data structures	1600	x4644
567D	One-Dimensional Battle Ships binary search, data structures, greedy, sortings	1700	x4646
1208D	Restore Permutation binary search, data structures, greedy, implementation	1900	x4651
1423K	Lonely Numbers binary search, math, number theory, two pointers	1600	x4654
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4677
1657D	For Gamers. By Gamers. binary search, brute force, greedy, math, sortings	2000	x4701
479D	Long Jumps binary search, greedy, implementation	1700	x4705
1355E	Restorer Distance binary search, greedy, math, sortings, ternary search	2100	x4717
1821D	Black Cells binary search, brute force, greedy, math	1900	x4750
337C	Quiz binary search, greedy, math, matrices, number theory	1600	x4769
1060C	Maximum Subrectangle binary search, implementation, two pointers	1600	x4802
1244E	Minimizing Difference binary search, constructive algorithms, greedy, sortings, ternary search, two pointers	2000	x4810
1651D	Nearest Excluded Points binary search, data structures, dfs and similar, graphs, shortest paths	1900	x4814
359D	Pair of Numbers binary search, brute force, data structures, math, two pointers	2000	x4821
1153D	Serval and Rooted Tree binary search, dfs and similar, dp, greedy, trees	1900	x4834
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x4858
1739D	Reset K Edges binary search, data structures, dfs and similar, graphs, greedy, trees	1900	x4866
689C	Mike and Chocolate Thieves binary search, combinatorics, math	1700	x4871
777D	Cloud of Hashtags binary search, greedy, implementation, strings	1800	x4911
1290B	Irreducible Anagrams binary search, constructive algorithms, data structures, strings, two pointers	1800	x4919
1371E1	Asterism (Easy Version) binary search, brute force, combinatorics, math, number theory, sortings	1900	x4948
1670D	Very Suspicious binary search, brute force, geometry, greedy, implementation, math	1700	x4951
1537E2	Erase and Extend (Hard Version) binary search, data structures, greedy, hashing, string suffix structures, strings, two pointers	2200	x4977
204B	Little Elephant and Cards binary search, data structures	1500	x5016
1903D1	Maximum And Queries (easy version) binary search, bitmasks, brute force, greedy	1700	x5043
924B	Three-level Laser binary search, greedy, two pointers	1600	x5061
1010B	Rocket binary search, interactive	1800	x5071
1920D	Array Repetition binary search, brute force, dsu, implementation, math	1900	x5079
1184B1	The Doctor Meets Vader (Easy) binary search, sortings	1400	x5104
1941F	Rudolf and Imbalance binary search, greedy, sortings, two pointers	1800	x5132
1896D	Ones and Twos binary search, data structures, divide and conquer, math, two pointers	1700	x5165
1696D	Permutation Graph binary search, constructive algorithms, data structures, divide and conquer, greedy, shortest paths	1900	x5167
1776L	Controllers binary search, math	1500	x5178
1494C	1D Sokoban binary search, dp, greedy, implementation, two pointers	1900	x5229
734C	Anton and Making Potions binary search, dp, greedy, two pointers	1600	x5287
1066D	Boxes Packing binary search, implementation	1800	x5292
1450D	Rating Compression binary search, data structures, greedy, implementation, two pointers	1800	x5305
732D	Exams binary search, greedy, sortings	1700	x5403
1379C	Choosing flowers binary search, brute force, data structures, dfs and similar, dp, greedy, sortings, two pointers	2000	x5412
1490G	Old Floppy Drive binary search, data structures, math	1900	x5469
1691D	Max GEQ Sum binary search, constructive algorithms, data structures, divide and conquer, implementation, two pointers	1800	x5472
1701D	Permutation Restoration binary search, data structures, greedy, math, sortings, two pointers	1900	x5476
1547F	Array Stabilization (GCD version) binary search, brute force, data structures, divide and conquer, number theory, two pointers	1900	x5491
1630B	Range and Partition binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5497
204A	Little Elephant and Interval binary search, combinatorics, dp	1500	x5527
1413C	Perform Easily binary search, brute force, dp, implementation, sortings, two pointers	1900	x5529
1732C1	Sheikh (Easy version) binary search, bitmasks, greedy, two pointers	1800	x5562
237C	Primes on Interval binary search, number theory, two pointers	1600	x5562
1725G	Garage binary search, geometry, math	1500	x5596
1251D	Salary Changing binary search, greedy, sortings	1900	x5619
1862F	Magic Will Save the World binary search, bitmasks, brute force, dp	1800	x5647
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5696
1238D	AB-string binary search, combinatorics, dp, strings	1900	x5730
776C	Molly's Chemicals binary search, brute force, data structures, implementation, math	1800	x5742
1793D	Moscow Gorillas binary search, dp, greedy, implementation, math, two pointers	1800	x5752
538C	Tourist's Notes binary search, brute force, greedy, implementation, math	1600	x5760
439D	Devu and his Brother binary search, sortings, ternary search, two pointers	1700	x5791
1041D	Glider binary search, data structures, two pointers	1700	x5803
1354C2	Not So Simple Polygon Embedding binary search, brute force, geometry, math	2000	x5807
1700D	River Locks binary search, dp, greedy, math	1900	x5829
1342D	Multiple Testcases binary search, constructive algorithms, data structures, greedy, sortings, two pointers	1900	x5829
1436D	Bandit in a City binary search, dfs and similar, graphs, greedy, trees	1900	x5843
1923D	Slimes binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5858
1792D	Fixed Prefix Permutations binary search, bitmasks, data structures, hashing, math, sortings	1700	x5870
1156C	Match Points binary search, greedy, sortings, ternary search, two pointers	2000	x5890