Problemset - Codeforces

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Codeforces Round 942 (Div. 1)
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dfs and similar

trees

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Problems

#	Name
115A	Party dfs and similar, graphs, trees	900	x32763
1057A	Bmail Computer Network *special problem, dfs and similar, trees	900	x5748
1843D	Apple Tree combinatorics, dfs and similar, dp, math, trees	1200	x16980
522A	Reposts *special problem, dfs and similar, dp, graphs, trees	1200	x15695
862B	Mahmoud and Ehab and the bipartiteness dfs and similar, graphs, trees	1300	x15915
1741D	Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees	1300	x14428
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14110
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x11657
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x10364
429A	Xor-tree dfs and similar, trees	1300	x9980
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14015
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12389
1143C	Queen dfs and similar, trees	1400	x11265
802J	Send the Fool Further! (easy) dfs and similar, graphs, trees	1400	x4269
580C	Kefa and Park dfs and similar, graphs, trees	1500	x39647
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x15860
1325C	Ehab and Path-etic MEXs constructive algorithms, dfs and similar, greedy, trees	1500	x12891
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x11978
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x10770
930A	Peculiar apple-tree dfs and similar, graphs, trees	1500	x6742
690C2	Brain Network (medium) dfs and similar, graphs, trees	1500	x3574
212E	IT Restaurants dfs and similar, dp, trees	1500	x1657
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19269
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x13820
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x11627
1689C	Infected Tree dfs and similar, dp, trees	1600	x10465
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x10089
1861C	Queries for the Array data structures, dfs and similar, implementation, strings, trees	1600	x9423
1006E	Military Problem dfs and similar, graphs, trees	1600	x9408
369C	Valera and Elections dfs and similar, graphs, trees	1600	x9382
780C	Andryusha and Colored Balloons dfs and similar, graphs, greedy, trees	1600	x8843
1098A	Sum in the tree constructive algorithms, dfs and similar, greedy, trees	1600	x8353
682C	Alyona and the Tree dfs and similar, dp, graphs, trees	1600	x6995
979C	Kuro and Walking Route dfs and similar, trees	1600	x6076
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5614
1037D	Valid BFS? dfs and similar, graphs, shortest paths, trees	1700	x13797
1176E	Cover it! dfs and similar, dsu, graphs, shortest paths, trees	1700	x10416
1406C	Link Cut Centroids constructive algorithms, dfs and similar, graphs, trees	1700	x9798
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x8546
1693B	Fake Plastic Trees dfs and similar, dp, greedy, trees	1700	x8045
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7590
1714G	Path Prefixes binary search, data structures, dfs and similar, trees	1700	x7090
1611E1	Escape The Maze (easy version) dfs and similar, greedy, shortest paths, trees, two pointers	1700	x6920
1873H	Mad City dfs and similar, dsu, games, graphs, shortest paths, trees	1700	x6531
1881F	Minimum Maximum Distance dfs and similar, dp, graphs, shortest paths, trees	1700	x5954
698B	Fix a Tree constructive algorithms, dfs and similar, dsu, graphs, trees	1700	x5606
1822F	Gardening Friends brute force, dfs and similar, dp, graphs, trees	1700	x5542
696B	Puzzles dfs and similar, math, probabilities, trees	1700	x3380