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	x50310
520B	Two Buttons dfs and similar, graphs, greedy, implementation, math, shortest paths	1400	x48007
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x46607
580C	Kefa and Park dfs and similar, graphs, trees	1500	x39835
115A	Party dfs and similar, graphs, trees	900	x32861
445A	DZY Loves Chessboard dfs and similar, implementation	1200	x28260
1324C	Frog Jumps binary search, data structures, dfs and similar, greedy, implementation	1100	x26926
1593B	Make it Divisible by 25 dfs and similar, dp, greedy, math, math	900	x25223
1829D	Gold Rush brute force, dfs and similar, dp, implementation	1000	x24249
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x23793
1598A	Computer Game brute force, dfs and similar, dp, implementation	800	x22782
1433D	Districts Connection constructive algorithms, dfs and similar	1200	x21772
893C	Rumor dfs and similar, graphs, greedy	1300	x21692
377A	Maze dfs and similar	1600	x21394
217A	Ice Skating brute force, dfs and similar, dsu, graphs	1200	x20385
1020B	Badge brute force, dfs and similar, graphs	1000	x20221
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19360
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x19273
1490D	Permutation Transformation dfs and similar, divide and conquer, implementation	1200	x18840
1311B	WeirdSort dfs and similar, sortings	1200	x18489
1829E	The Lakes dfs and similar, dsu, graphs, implementation	1100	x18244
277A	Learning Languages dfs and similar, dsu	1400	x18120
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x17620
1669G	Fall Down dfs and similar, implementation	1200	x17364
546C	Soldier and Cards brute force, dfs and similar, games	1400	x17076
1167C	News Distribution dfs and similar, dsu, graphs	1400	x17068
1843D	Apple Tree combinatorics, dfs and similar, dp, math, trees	1200	x17047
1661B	Getting Zero bitmasks, brute force, dfs and similar, dp, graphs, greedy, shortest paths	1300	x17000
1941D	Rudolf and the Ball Game dfs and similar, dp, implementation	1200	x16620
1352F	Binary String Reconstruction constructive algorithms, dfs and similar, math	1500	x16263
1249B2	Books Exchange (hard version) dfs and similar, dsu, math	1300	x16258
1829F	Forever Winter dfs and similar, graphs, math	1300	x16201
1365D	Solve The Maze constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, shortest paths	1700	x16161
862B	Mahmoud and Ehab and the bipartiteness dfs and similar, graphs, trees	1300	x16001
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x15919
522A	Reposts *special problem, dfs and similar, dp, graphs, trees	1200	x15721
1332C	K-Complete Word dfs and similar, dsu, greedy, implementation, strings	1500	x15682
510C	Fox And Names dfs and similar, graphs, sortings	1600	x15135
771A	Bear and Friendship Condition dfs and similar, dsu, graphs	1500	x14639
1741D	Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees	1300	x14493
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x14426
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14233
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14054
1106D	Lunar New Year and a Wander data structures, dfs and similar, graphs, greedy, shortest paths	1500	x13934
1623B	Game on Ranges brute force, dfs and similar, implementation, sortings	1100	x13907
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x13883
1037D	Valid BFS? dfs and similar, graphs, shortest paths, trees	1700	x13859
687A	NP-Hard Problem dfs and similar, graphs	1500	x13777
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13701
161D	Distance in Tree dfs and similar, dp, trees	1800	x13595
510B	Fox And Two Dots dfs and similar	1500	x13420
948A	Protect Sheep brute force, dfs and similar, graphs, implementation	900	x13389
1263D	Secret Passwords dfs and similar, dsu, graphs	1500	x13299
727A	Transformation: from A to B brute force, dfs and similar, math	1000	x13209
1517C	Fillomino 2 constructive algorithms, dfs and similar, greedy, implementation	1400	x13066
1033A	King Escape dfs and similar, graphs, implementation	1000	x12975
427C	Checkposts dfs and similar, graphs, two pointers	1700	x12972
1325C	Ehab and Path-etic MEXs constructive algorithms, dfs and similar, greedy, trees	1500	x12961
600E	Lomsat gelral data structures, dfs and similar, dsu, trees	2300	x12688
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12460
1702E	Split Into Two Sets dfs and similar, dsu, graphs	1600	x12357
445B	DZY Loves Chemistry dfs and similar, dsu, greedy	1400	x12120
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x12098
1800E2	Unforgivable Curse (hard version) brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings	1500	x12065
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x12036
1303C	Perfect Keyboard dfs and similar, greedy, implementation	1600	x11830
129B	Students and Shoelaces brute force, dfs and similar, graphs, implementation	1200	x11703
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x11697
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x11692
910A	The Way to Home dfs and similar, dp, greedy, implementation	800	x11392
1143C	Queen dfs and similar, trees	1400	x11388
1893A	Anonymous Informant brute force, dfs and similar, graphs, implementation	1400	x11278
1182B	Plus from Picture dfs and similar, implementation, strings	1300	x10987
1968D	Permutation Game brute force, dfs and similar, games, graphs, greedy, math	1300	x10853
441C	Valera and Tubes constructive algorithms, dfs and similar, implementation	1500	x10848
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x10831
1144F	Graph Without Long Directed Paths dfs and similar, graphs	1700	x10791
598D	Igor In the Museum dfs and similar, graphs, shortest paths	1700	x10531
1689C	Infected Tree dfs and similar, dp, trees	1600	x10499
902B	Coloring a Tree dfs and similar, dsu, greedy	1200	x10482
1176E	Cover it! dfs and similar, dsu, graphs, shortest paths, trees	1700	x10446
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x10434
1833E	Round Dance dfs and similar, dsu, graphs, shortest paths	1600	x10326
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x10125
429A	Xor-tree dfs and similar, trees	1300	x10000
1406C	Link Cut Centroids constructive algorithms, dfs and similar, graphs, trees	1700	x9826
1735C	Phase Shift dfs and similar, dsu, graphs, greedy, implementation, strings	1400	x9583
1670C	Where is the Pizza? data structures, dfs and similar, dsu, graphs, implementation, math	1400	x9520
1861C	Queries for the Array data structures, dfs and similar, implementation, strings, trees	1600	x9470
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x9449
1006E	Military Problem dfs and similar, graphs, trees	1600	x9438
369C	Valera and Elections dfs and similar, graphs, trees	1600	x9433
1388C	Uncle Bogdan and Country Happiness dfs and similar, greedy, math, trees	1800	x9349
919D	Substring dfs and similar, dp, graphs	1700	x9331
1681D	Required Length brute force, dfs and similar, dp, hashing, shortest paths	1700	x9274
246D	Colorful Graph brute force, dfs and similar, graphs	1600	x9200
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9174
1324F	Maximum White Subtree dfs and similar, dp, graphs, trees	1800	x9100
920C	Swap Adjacent Elements dfs and similar, greedy, math, sortings, two pointers	1400	x8999
1401D	Maximum Distributed Tree dfs and similar, dp, greedy, implementation, math, number theory, sortings, trees	1800	x8864

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