Problemset - Codeforces

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dfs and similar

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Problems

#	Name
500A	New Year Transportation dfs and similar, graphs, implementation	1000	x51773
520B	Two Buttons dfs and similar, graphs, greedy, implementation, math, shortest paths	1400	x49560
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x47684
580C	Kefa and Park dfs and similar, graphs, trees	1500	x41378
115A	Party dfs and similar, graphs, trees	900	x33651
445A	DZY Loves Chessboard dfs and similar, implementation	1200	x28981
1324C	Frog Jumps binary search, data structures, dfs and similar, greedy, implementation	1100	x27589
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x26179
1829D	Gold Rush brute force, dfs and similar, dp, implementation	1000	x25379
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x24092
1598A	Computer Game brute force, dfs and similar, dp, implementation	800	x23059
1433D	Districts Connection constructive algorithms, dfs and similar	1200	x22525
893C	Rumor dfs and similar, graphs, greedy	1300	x22386
377A	Maze dfs and similar	1600	x21912
217A	Ice Skating brute force, dfs and similar, dsu, graphs	1200	x20800
1020B	Badge brute force, dfs and similar, graphs	1000	x20641
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x20005
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x19936
1829E	The Lakes dfs and similar, dsu, graphs, implementation	1100	x19241
1490D	Permutation Transformation dfs and similar, divide and conquer, implementation	1200	x19165
1311B	WeirdSort dfs and similar, sortings	1200	x18769
277A	Learning Languages dfs and similar, dsu	1400	x18470
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x17994
1669G	Fall Down dfs and similar, implementation	1200	x17838
1167C	News Distribution dfs and similar, dsu, graphs	1400	x17744
1941D	Rudolf and the Ball Game dfs and similar, dp, implementation	1200	x17658
1843D	Apple Tree combinatorics, dfs and similar, dp, math, trees	1200	x17603
1661B	Getting Zero bitmasks, brute force, dfs and similar, dp, graphs, greedy, shortest paths	1300	x17400
546C	Soldier and Cards brute force, dfs and similar, games	1400	x17301
1829F	Forever Winter dfs and similar, graphs, math	1300	x16931
1365D	Solve The Maze constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, shortest paths	1700	x16862
1352F	Binary String Reconstruction constructive algorithms, dfs and similar, math	1500	x16809
862B	Mahmoud and Ehab and the bipartiteness dfs and similar, graphs, trees	1300	x16772
1249B2	Books Exchange (hard version) dfs and similar, dsu, math	1300	x16604
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x16360
1332C	K-Complete Word dfs and similar, dsu, greedy, implementation, strings	1500	x16245
522A	Reposts *special problem, dfs and similar, dp, graphs, trees	1200	x16028
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x15793
510C	Fox And Names dfs and similar, graphs, sortings	1600	x15693
771A	Bear and Friendship Condition dfs and similar, dsu, graphs	1500	x14986
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14955
1741D	Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees	1300	x14894
1037D	Valid BFS? dfs and similar, graphs, shortest paths, trees	1700	x14347
1106D	Lunar New Year and a Wander data structures, dfs and similar, graphs, greedy, shortest paths	1500	x14336
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x14326
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14287
161D	Distance in Tree dfs and similar, dp, trees	1800	x14218
687A	NP-Hard Problem dfs and similar, graphs	1500	x14016
1623B	Game on Ranges brute force, dfs and similar, implementation, sortings	1100	x14009
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13914
1968D	Permutation Game brute force, dfs and similar, games, graphs, greedy, math	1300	x13844
1263D	Secret Passwords dfs and similar, dsu, graphs	1500	x13739
510B	Fox And Two Dots dfs and similar	1500	x13704
948A	Protect Sheep brute force, dfs and similar, graphs, implementation	900	x13583
727A	Transformation: from A to B brute force, dfs and similar, math	1000	x13562
427C	Checkposts dfs and similar, graphs, two pointers	1700	x13526
1325C	Ehab and Path-etic MEXs constructive algorithms, dfs and similar, greedy, trees	1500	x13408
1033A	King Escape dfs and similar, graphs, implementation	1000	x13399
1517C	Fillomino 2 constructive algorithms, dfs and similar, greedy, implementation	1400	x13224
600E	Lomsat gelral data structures, dfs and similar, dsu, trees	2300	x13217
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x13049
1702E	Split Into Two Sets dfs and similar, dsu, graphs	1600	x12872
1800E2	Unforgivable Curse (hard version) brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings	1500	x12460
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x12419
445B	DZY Loves Chemistry dfs and similar, dsu, greedy	1400	x12357
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x12324
1303C	Perfect Keyboard dfs and similar, greedy, implementation	1600	x12084
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x12064
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x12008
129B	Students and Shoelaces brute force, dfs and similar, graphs, implementation	1200	x11937
1143C	Queen dfs and similar, trees	1400	x11909
1893A	Anonymous Informant brute force, dfs and similar, graphs, implementation	1400	x11843
910A	The Way to Home dfs and similar, dp, greedy, implementation	800	x11662
1144F	Graph Without Long Directed Paths dfs and similar, graphs	1700	x11292
1833E	Round Dance dfs and similar, dsu, graphs, shortest paths	1600	x11209
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x11179
441C	Valera and Tubes constructive algorithms, dfs and similar, implementation	1500	x11086
1182B	Plus from Picture dfs and similar, implementation, strings	1300	x11069
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x11030
1689C	Infected Tree dfs and similar, dp, trees	1600	x10958
1176E	Cover it! dfs and similar, dsu, graphs, shortest paths, trees	1700	x10797
598D	Igor In the Museum dfs and similar, graphs, shortest paths	1700	x10775
902B	Coloring a Tree dfs and similar, dsu, greedy	1200	x10708
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x10345
429A	Xor-tree dfs and similar, trees	1300	x10143
1406C	Link Cut Centroids constructive algorithms, dfs and similar, graphs, trees	1700	x10075
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x9916
1861C	Queries for the Array data structures, dfs and similar, implementation, strings, trees	1600	x9819
1670C	Where is the Pizza? data structures, dfs and similar, dsu, graphs, implementation, math	1400	x9784
1735C	Phase Shift dfs and similar, dsu, graphs, greedy, implementation, strings	1400	x9748
919D	Substring dfs and similar, dp, graphs	1700	x9670
1006E	Military Problem dfs and similar, graphs, trees	1600	x9658
369C	Valera and Elections dfs and similar, graphs, trees	1600	x9645
1324F	Maximum White Subtree dfs and similar, dp, graphs, trees	1800	x9642
1388C	Uncle Bogdan and Country Happiness dfs and similar, greedy, math, trees	1800	x9495
1681D	Required Length brute force, dfs and similar, dp, hashing, shortest paths	1700	x9468
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9391
246D	Colorful Graph brute force, dfs and similar, graphs	1600	x9320
1328E	Tree Queries dfs and similar, graphs, trees	1900	x9283
1209D	Cow and Snacks dfs and similar, dsu, graphs	1700	x9120

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