Problemset - Codeforces

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Before contest
Codeforces Round 941 (Div. 1)
4 days

Before contest
Codeforces Round 941 (Div. 2)
4 days

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Difficulty: —

greedy

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Problems

#	Name
1244E	Minimizing Difference binary search, constructive algorithms, greedy, sortings, ternary search, two pointers	2000	x4783
337C	Quiz binary search, greedy, math, matrices, number theory	1600	x4763
1383B	GameGame bitmasks, constructive algorithms, dp, games, greedy, math	1900	x4747
1821D	Black Cells binary search, brute force, greedy, math	1900	x4728
865D	Buy Low Sell High constructive algorithms, data structures, greedy	2400	x4709
479D	Long Jumps binary search, greedy, implementation	1700	x4704
1355E	Restorer Distance binary search, greedy, math, sortings, ternary search	2100	x4703
1172A	Nauuo and Cards greedy, implementation	1800	x4700
709B	Checkpoints greedy, implementation, sortings	1500	x4696
1657D	For Gamers. By Gamers. binary search, brute force, greedy, math, sortings	2000	x4692
1616D	Keep the Average High dp, greedy, math	2000	x4690
92B	Binary Number greedy	1300	x4689
1294E	Obtain a Permutation greedy, implementation, math	1900	x4677
1898D	Absolute Beauty greedy, math	1900	x4674
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4672
1208D	Restore Permutation binary search, data structures, greedy, implementation	1900	x4648
527D	Clique Problem data structures, dp, greedy, implementation, sortings	1800	x4642
567D	One-Dimensional Battle Ships binary search, data structures, greedy, sortings	1700	x4639
597B	Restaurant dp, greedy, sortings	1600	x4629
1773E	Easy Assembly greedy, sortings	1400	x4625
1042C	Array Product constructive algorithms, greedy, math	1700	x4623
111A	Petya and Inequiations greedy	1400	x4613
1380D	Berserk And Fireball constructive algorithms, greedy, implementation, math, two pointers	2000	x4612
884C	Bertown Subway dfs and similar, greedy, math	1500	x4609
1370E	Binary Subsequence Rotation binary search, constructive algorithms, data structures, greedy	2100	x4606
540B	School Marks greedy, implementation	1700	x4594
329A	Purification constructive algorithms, greedy	1500	x4585
1536D	Omkar and Medians data structures, greedy, implementation	2000	x4550
822C	Hacker, pack your bags! binary search, greedy, implementation, sortings	1600	x4522
1019A	Elections brute force, greedy	1700	x4507
723C	Polycarp at the Radio greedy	1600	x4503
402A	Nuts greedy, math	1100	x4503
1661D	Progressions Covering data structures, greedy	1900	x4501
913D	Too Easy Problems binary search, brute force, data structures, greedy, sortings	1800	x4491
90A	Cableway greedy, math	1000	x4488
1420C2	Pokémon Army (hard version) data structures, divide and conquer, dp, greedy, implementation	2100	x4487
898E	Squares and not squares constructive algorithms, greedy	1600	x4480
526B	Om Nom and Dark Park dfs and similar, greedy, implementation	1400	x4463
1632D	New Year Concert binary search, data structures, greedy, math, number theory, two pointers	2000	x4450
17B	Hierarchy dfs and similar, dsu, greedy, shortest paths	1500	x4450
1493C	K-beautiful Strings binary search, brute force, constructive algorithms, greedy, strings	2000	x4448
1791G2	Teleporters (Hard Version) binary search, greedy, sortings	1900	x4441
1092D1	Great Vova Wall (Version 1) greedy, implementation, math	2200	x4435
355B	Vasya and Public Transport greedy, implementation	1100	x4423
1951D	Buying Jewels constructive algorithms, greedy, math	2000	x4415
1746D	Paths on the Tree dfs and similar, dp, greedy, sortings, trees	1900	x4410
1804D	Accommodation brute force, dp, greedy, implementation	2000	x4405
1254B1	Send Boxes to Alice (Easy Version) constructive algorithms, greedy, math, number theory, ternary search, two pointers	1800	x4403
508C	Anya and Ghosts constructive algorithms, greedy	1600	x4403
1108E1	Array and Segments (Easy version) brute force, greedy, implementation	1800	x4402
1765N	Number Reduction greedy	1500	x4398
1428D	Bouncing Boomerangs constructive algorithms, greedy, implementation	1900	x4397
1567D	Expression Evaluation Error constructive algorithms, greedy, implementation, math	2000	x4392
1481D	AB Graph brute force, constructive algorithms, graphs, greedy, implementation	2000	x4383
1182C	Beautiful Lyrics data structures, greedy, strings	1700	x4379
1286B	Numbers on Tree constructive algorithms, data structures, dfs and similar, graphs, greedy, trees	1800	x4378
401B	Sereja and Contests greedy, implementation, math	1200	x4377
545E	Paths and Trees graphs, greedy, shortest paths	2000	x4371
1487E	Cheap Dinner brute force, data structures, graphs, greedy, implementation, sortings, two pointers	2000	x4352
294B	Shaass and Bookshelf dp, greedy	1700	x4349
979B	Treasure Hunt greedy	1800	x4347
825C	Multi-judge Solving greedy, implementation	1600	x4347
1077E	Thematic Contests greedy, sortings	1800	x4345
1538G	Gift Set binary search, greedy, math, ternary search	2100	x4344
1574D	The Strongest Build binary search, brute force, data structures, dfs and similar, graphs, greedy, hashing, implementation	2000	x4329
1834D	Survey in Class brute force, data structures, greedy, implementation, sortings	1900	x4323
1525C	Robot Collisions data structures, greedy, implementation, sortings	2000	x4322
1907F	Shift and Reverse greedy, sortings	1800	x4315
766C	Mahmoud and a Message brute force, dp, greedy, strings	1700	x4311
476D	Dreamoon and Sets constructive algorithms, greedy, math	1900	x4311
412A	Poster greedy, implementation	900	x4295
1442B	Identify the Operations combinatorics, data structures, dsu, greedy, implementation	1800	x4294
626C	Block Towers brute force, greedy, math, number theory	1600	x4285
1712D	Empty Graph binary search, constructive algorithms, data structures, greedy, shortest paths	2000	x4247
1717D	Madoka and The Corruption Scheme combinatorics, constructive algorithms, greedy, math	1900	x4237
1463D	Pairs binary search, constructive algorithms, greedy, two pointers	1900	x4228
1227D2	Optimal Subsequences (Hard Version) data structures, greedy	1800	x4222
922D	Robot Vacuum Cleaner greedy, sortings	1800	x4211
1759G	Restore the Permutation binary search, constructive algorithms, data structures, greedy, math	1900	x4199
3B	Lorry greedy, sortings	1900	x4195
140C	New Year Snowmen binary search, data structures, greedy	1800	x4194
1560F2	Nearest Beautiful Number (hard version) bitmasks, brute force, constructive algorithms, dfs and similar, dp, greedy	2100	x4186
978G	Petya's Exams greedy, implementation, sortings	1700	x4184
792C	Divide by Three dp, greedy, math, number theory	2000	x4173
1416C	XOR Inverse bitmasks, data structures, divide and conquer, dp, greedy, math, sortings, strings, trees	2000	x4161
923C	Perfect Security data structures, greedy, strings, trees	1800	x4144
999D	Equalize the Remainders data structures, greedy, implementation	1900	x4134
43C	Lucky Tickets greedy	1300	x4133
1237C2	Balanced Removals (Harder) binary search, constructive algorithms, divide and conquer, greedy, implementation, sortings	1900	x4125
1852B	Imbalanced Arrays constructive algorithms, graphs, greedy, math, sortings, two pointers	1800	x4116
1257E	The Contest data structures, dp, greedy	2000	x4113
1178E	Archaeology brute force, constructive algorithms, greedy, strings	1900	x4113
1841D	Pairs of Segments data structures, greedy, sortings, two pointers	2000	x4110
671A	Recycling Bottles dp, geometry, greedy, implementation	1800	x4104
1282C	Petya and Exam greedy, sortings, two pointers	1800	x4097
1740E	Hanging Hearts constructive algorithms, data structures, dfs and similar, dp, greedy, trees	1800	x4091
1506G	Maximize the Remaining String brute force, data structures, dp, greedy, strings	2000	x4084
31B	Sysadmin Bob greedy, implementation, strings	1500	x4083
1514D	Cut and Stick binary search, data structures, greedy, implementation, sortings	2000	x4079
1453D	Checkpoints brute force, constructive algorithms, greedy, math, probabilities	1900	x4071