Problemset - Codeforces

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Problems

#	Name
490E	Restoring Increasing Sequence binary search, brute force, greedy, implementation	2000	x1592
490D	Chocolate brute force, dfs and similar, math, meet-in-the-middle, number theory	1900	x2130
490C	Hacking Cypher brute force, math, number theory, strings	1700	x9062
490B	Queue dsu, implementation	1500	x5973
490A	Team Olympiad greedy, implementation, sortings	800	x58854
489F	Special Matrices combinatorics, dp	2100	x1664
489E	Hiking binary search, dp	2300	x1027
489D	Unbearable Controversy of Being brute force, combinatorics, dfs and similar, graphs	1700	x6663
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x46002
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x48485
489A	SwapSort greedy, implementation, sortings	1200	x10025
488B	Candy Boxes brute force, constructive algorithms, math	1900	x2117
488A	Giga Tower brute force	1100	x14236
487E	Tourists data structures, dfs and similar, graphs, trees	3200	x2319
487D	Conveyor Belts data structures	2700	x890
487C	Prefix Product Sequence constructive algorithms, math, number theory	2300	x2764
487B	Strip binary search, data structures, dp, two pointers	2000	x3500
487A	Fight the Monster binary search, brute force, implementation	1800	x3716
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x2234
486D	Valid Sets dfs and similar, dp, math, trees	2100	x3966
486C	Palindrome Transformation brute force, greedy, implementation	1700	x11691
486B	OR in Matrix greedy, hashing, implementation	1300	x17498
486A	Calculating Function implementation, math	800	x116868
485B	Valuable Resources brute force, greedy	1300	x6523
485A	Factory implementation, math, matrices	1400	x8247
484E	Sign on Fence binary search, constructive algorithms, data structures	2500	x2314
484D	Kindergarten data structures, dp, greedy	2400	x2588
484C	Strange Sorting implementation, math	2600	x592
484B	Maximum Value binary search, math, sortings, two pointers	2100	x7014
484A	Bits bitmasks, constructive algorithms	1700	x11243
483B	Friends and Presents binary search, math	1800	x4070
483A	Counterexample brute force, implementation, math, number theory	1100	x22954
482E	ELCA data structures, trees	3200	x176
482D	Random Function and Tree combinatorics, dp, trees	2700	x531
482C	Game with Strings bitmasks, dp, probabilities	2600	x913
482B	Interesting Array constructive algorithms, data structures, trees	1800	x6432
482A	Diverse Permutation constructive algorithms, greedy	1200	x9626
480E	Parking Lot data structures, divide and conquer	2800	x554
480D	Parcels dp, graphs	2600	x460
479E	Riding in a Lift combinatorics, dp	1900	x5102
479D	Long Jumps binary search, greedy, implementation	1700	x4778
479C	Exams greedy, sortings	1400	x29497
479B	Towers brute force, constructive algorithms, greedy, implementation, sortings	1400	x7873
479A	Expression brute force, math	1000	x93296
478E	Wavy numbers brute force, dfs and similar, meet-in-the-middle, sortings	2900	x220
478D	Red-Green Towers dp	2000	x5892
478C	Table Decorations greedy	1800	x18128
478B	Random Teams combinatorics, constructive algorithms, greedy, math	1300	x36404
478A	Initial Bet implementation	1100	x25589
477E	Dreamoon and Notepad data structures	3100	x135
477D	Dreamoon and Binary dp, strings	2700	x524
476E	Dreamoon and Strings dp, strings	2200	x1966
476D	Dreamoon and Sets constructive algorithms, greedy, math	1900	x4637
476C	Dreamoon and Sums math	1600	x5702
476B	Dreamoon and WiFi bitmasks, brute force, combinatorics, dp, math, probabilities	1300	x30450
476A	Dreamoon and Stairs implementation, math	1000	x43431
475F	Meta-universe data structures	2900	x230
475E	Strongly Connected City 2 dfs and similar	2700	x412
475D	CGCDSSQ brute force, data structures, math	2000	x4820
475C	Kamal-ol-molk's Painting brute force, constructive algorithms, greedy	2100	x784
475B	Strongly Connected City brute force, dfs and similar, graphs, implementation	1400	x8440
475A	Bayan Bus implementation	1100	x4760
474F	Ant colony data structures, math, number theory	2100	x8518
474E	Pillars binary search, data structures, dp, sortings, trees	2000	x3298
474D	Flowers dp	1700	x25064
474C	Captain Marmot brute force, geometry	2000	x3107
474B	Worms binary search, implementation	1200	x47887
474A	Keyboard implementation	900	x45163
472G	Design Tutorial: Increase the Constraints bitmasks, data structures, fft	2800	x401
472F	Design Tutorial: Change the Goal constructive algorithms, math, matrices	2700	x256
472E	Design Tutorial: Learn from a Game constructive algorithms, implementation	2800	x131
472D	Design Tutorial: Inverse the Problem dfs and similar, dsu, shortest paths, trees	1900	x5379
472C	Design Tutorial: Make It Nondeterministic greedy	1400	x6357
472B	Design Tutorial: Learn from Life	1300	x7408
472A	Design Tutorial: Learn from Math math, number theory	800	x59491
471E	MUH and Lots and Lots of Segments data structures, dsu	2700	x81
471D	MUH and Cube Walls string suffix structures, strings	1800	x8010
471C	MUH and House of Cards binary search, brute force, greedy, math	1700	x3552
471B	MUH and Important Things implementation, sortings	1300	x5940
471A	MUH and Sticks implementation	1100	x13415
470H	Array Sorting *special problem	2300	x188
470G	Hamming Distance *special problem	2300	x95
470F	Pairwise Sums *special problem	2300	x105
470E	Chessboard *special problem	1900	x197
470D	Caesar Cipher *special problem	1900	x152
470C	Eval *special problem	1900	x240
470B	Hexakosioihexekontahexaphobia *special problem	1800	x259
470A	Crystal Ball Sequence *special problem, implementation	1400	x676
469B	Chat Online implementation	1300	x12622
469A	I Wanna Be the Guy greedy, implementation	800	x96754
468E	Permanent dp, graph matchings, math, meet-in-the-middle	3100	x312
468D	Tree graph matchings	3100	x363
468C	Hack it! binary search, constructive algorithms, math	2500	x2389
468B	Two Sets 2-sat, dfs and similar, dsu, graph matchings, greedy	2000	x4140
468A	24 Game constructive algorithms, greedy, math	1500	x7970
467E	Alex and Complicated Task data structures, dp, greedy	2300	x781
467D	Fedor and Essay dfs and similar, dp, graphs, hashing, strings	2400	x1823
467C	George and Job dp, implementation	1700	x14561
467B	Fedor and New Game bitmasks, brute force, constructive algorithms, implementation	1100	x37426
467A	George and Accommodation implementation	800	x120838