Problemset - Codeforces

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Problems

#	Name
489F	Special Matrices combinatorics, dp	2100	x1667
489E	Hiking binary search, dp	2300	x1028
489D	Unbearable Controversy of Being brute force, combinatorics, dfs and similar, graphs	1700	x6672
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x46067
488B	Candy Boxes brute force, constructive algorithms, math	1900	x2120
487E	Tourists data structures, dfs and similar, graphs, trees	3200	x2327
487D	Conveyor Belts data structures	2700	x892
487C	Prefix Product Sequence constructive algorithms, math, number theory	2300	x2770
487B	Strip binary search, data structures, dp, two pointers	2000	x3511
487A	Fight the Monster binary search, brute force, implementation	1800	x3721
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x2238
486D	Valid Sets dfs and similar, dp, math, trees	2100	x3975
486C	Palindrome Transformation brute force, greedy, implementation	1700	x11708
485A	Factory implementation, math, matrices	1400	x8257
484E	Sign on Fence binary search, constructive algorithms, data structures	2500	x2327
484D	Kindergarten data structures, dp, greedy	2400	x2596
484C	Strange Sorting implementation, math	2600	x592
484B	Maximum Value binary search, math, sortings, two pointers	2100	x7024
484A	Bits bitmasks, constructive algorithms	1700	x11268
483B	Friends and Presents binary search, math	1800	x4073
482E	ELCA data structures, trees	3200	x177
482D	Random Function and Tree combinatorics, dp, trees	2700	x531
482C	Game with Strings bitmasks, dp, probabilities	2600	x921
482B	Interesting Array constructive algorithms, data structures, trees	1800	x6445
480E	Parking Lot data structures, divide and conquer	2800	x554
480D	Parcels dp, graphs	2600	x460
479E	Riding in a Lift combinatorics, dp	1900	x5114
479D	Long Jumps binary search, greedy, implementation	1700	x4779
479C	Exams greedy, sortings	1400	x29539
479B	Towers brute force, constructive algorithms, greedy, implementation, sortings	1400	x7879
478E	Wavy numbers brute force, dfs and similar, meet-in-the-middle, sortings	2900	x220
478D	Red-Green Towers dp	2000	x5905
478C	Table Decorations greedy	1800	x18189
477E	Dreamoon and Notepad data structures	3100	x135
477D	Dreamoon and Binary dp, strings	2700	x524
476E	Dreamoon and Strings dp, strings	2200	x1967
476D	Dreamoon and Sets constructive algorithms, greedy, math	1900	x4645
476C	Dreamoon and Sums math	1600	x5723
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	x4834
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	x8454
474F	Ant colony data structures, math, number theory	2100	x8563
474E	Pillars binary search, data structures, dp, sortings, trees	2000	x3306
474D	Flowers dp	1700	x25162
474C	Captain Marmot brute force, geometry	2000	x3116
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	x5392
472C	Design Tutorial: Make It Nondeterministic greedy	1400	x6361
471E	MUH and Lots and Lots of Segments data structures, dsu	2700	x82
471D	MUH and Cube Walls string suffix structures, strings	1800	x8035
471C	MUH and House of Cards binary search, brute force, greedy, math	1700	x3560
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
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	x2396
468B	Two Sets 2-sat, dfs and similar, dsu, graph matchings, greedy	2000	x4153
468A	24 Game constructive algorithms, greedy, math	1500	x7975
467E	Alex and Complicated Task data structures, dp, greedy	2300	x782
467D	Fedor and Essay dfs and similar, dp, graphs, hashing, strings	2400	x1829
467C	George and Job dp, implementation	1700	x14593
466E	Information Graph dfs and similar, dsu, graphs, trees	2100	x2221
466D	Increase Sequence combinatorics, dp	2100	x3183
466C	Number of Ways binary search, brute force, data structures, dp, two pointers	1700	x36004
466B	Wonder Room brute force, math	2000	x4900
464E	The Classic Problem data structures, graphs, shortest paths	3000	x1453
464D	World of Darkraft - 2 dp, probabilities	2700	x669
464C	Substitutes in Number dp	2100	x1851
464B	Restore Cube brute force, geometry	2000	x1711
464A	No to Palindromes! greedy, strings	1700	x5912
463E	Caisa and Tree brute force, dfs and similar, math, number theory, trees	2100	x1597
463D	Gargari and Permutations dfs and similar, dp, graphs, implementation	1900	x6437
463C	Gargari and Bishops greedy, hashing, implementation	1900	x8725
461E	Appleman and a Game binary search, shortest paths, strings	3000	x375
461D	Appleman and Complicated Task dsu, math	2800	x364
461C	Appleman and a Sheet of Paper data structures, implementation	2200	x1335
461B	Appleman and Tree dfs and similar, dp, trees	2000	x5610
460E	Roland and Rose brute force, geometry, math, sortings	2700	x342
460D	Little Victor and Set brute force, constructive algorithms, math	2300	x998
460C	Present binary search, data structures, greedy	1700	x6200
460B	Little Dima and Equation brute force, implementation, math, number theory	1500	x12328
459E	Pashmak and Graph dp, sortings	1900	x5403
459D	Pashmak and Parmida's problem data structures, divide and conquer, sortings	1800	x10066
459C	Pashmak and Buses combinatorics, constructive algorithms, math	1900	x6179
457F	An easy problem about trees dp, games, greedy, trees	3200	x107
457E	Flow Optimality constructive algorithms, flows, math	3000	x96
457D	Bingo! combinatorics, math, probabilities	2700	x279
457C	Elections brute force	2100	x876
457B	Distributed Join greedy	1900	x1135
457A	Golden System math, meet-in-the-middle	1700	x1276