Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
00:15:16
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Codeforces Round 941 (Div. 2)
00:15:16
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Problems

#	Name
1843C	Sum in Binary Tree bitmasks, combinatorics, math, trees	800	x30963
115A	Party dfs and similar, graphs, trees	900	x32740
1057A	Bmail Computer Network *special problem, dfs and similar, trees	900	x5746
1511C	Yet Another Card Deck brute force, data structures, implementation, trees	1100	x22061
1905B	Begginer's Zelda greedy, trees	1100	x15175
1843D	Apple Tree combinatorics, dfs and similar, dp, math, trees	1200	x16963
522A	Reposts *special problem, dfs and similar, dp, graphs, trees	1200	x15693
913B	Christmas Spruce implementation, trees	1200	x15359
1583B	Omkar and Heavenly Tree constructive algorithms, trees	1200	x11922
1857D	Strong Vertices math, sortings, trees	1300	x17575
862B	Mahmoud and Ehab and the bipartiteness dfs and similar, graphs, trees	1300	x15900
1741D	Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees	1300	x14407
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14096
1675D	Vertical Paths graphs, implementation, trees	1300	x12520
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x11606
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x10351
429A	Xor-tree dfs and similar, trees	1300	x9975
886C	Petya and Catacombs dsu, greedy, implementation, trees	1300	x5425
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14012
1559D1	Mocha and Diana (Easy Version) brute force, constructive algorithms, dsu, graphs, greedy, trees	1400	x13173
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12368
1143C	Queen dfs and similar, trees	1400	x11185
981C	Useful Decomposition implementation, trees	1400	x5115
802J	Send the Fool Further! (easy) dfs and similar, graphs, trees	1400	x4265
120F	Spiders dp, greedy, trees	1400	x3504
580C	Kefa and Park dfs and similar, graphs, trees	1500	x39610
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x15848
1325C	Ehab and Path-etic MEXs constructive algorithms, dfs and similar, greedy, trees	1500	x12865
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x11962
1466D	13th Labour of Heracles data structures, greedy, sortings, trees	1500	x10765
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x10764
1611D	Weights Assignment For Tree Edges constructive algorithms, trees	1500	x9474
930A	Peculiar apple-tree dfs and similar, graphs, trees	1500	x6739
821C	Okabe and Boxes data structures, greedy, trees	1500	x6572
696A	Lorenzo Von Matterhorn brute force, data structures, implementation, trees	1500	x5973
959C	Mahmoud and Ehab and the wrong algorithm constructive algorithms, trees	1500	x5671
501C	Misha and Forest constructive algorithms, data structures, greedy, sortings, trees	1500	x5506
901A	Hashing Trees constructive algorithms, trees	1500	x5005
690C2	Brain Network (medium) dfs and similar, graphs, trees	1500	x3572
212E	IT Restaurants dfs and similar, dp, trees	1500	x1656
431C	k-Tree dp, implementation, trees	1600	x24465
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19260
1363C	Game On Leaves games, trees	1600	x17785
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x13810
1437D	Minimal Height Tree graphs, greedy, shortest paths, trees	1600	x12284
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x11619
1689C	Infected Tree dfs and similar, dp, trees	1600	x10456
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x10083
1861C	Queries for the Array data structures, dfs and similar, implementation, strings, trees	1600	x9414
1006E	Military Problem dfs and similar, graphs, trees	1600	x9400
369C	Valera and Elections dfs and similar, graphs, trees	1600	x9378
780C	Andryusha and Colored Balloons dfs and similar, graphs, greedy, trees	1600	x8840
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x8823
1523C	Compression and Expansion brute force, data structures, greedy, implementation, trees	1600	x8577
1098A	Sum in the tree constructive algorithms, dfs and similar, greedy, trees	1600	x8352
1188A1	Add on a Tree trees	1600	x8143
1665C	Tree Infection binary search, greedy, sortings, trees	1600	x8028
682C	Alyona and the Tree dfs and similar, dp, graphs, trees	1600	x6985
1609D	Social Network dsu, graphs, greedy, implementation, trees	1600	x6901
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x6602
639B	Bear and Forgotten Tree 3 constructive algorithms, graphs, trees	1600	x6390
979C	Kuro and Walking Route dfs and similar, trees	1600	x6070
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5614
339D	Xenia and Bit Operations data structures, trees	1700	x23560
1037D	Valid BFS? dfs and similar, graphs, shortest paths, trees	1700	x13763
1176E	Cover it! dfs and similar, dsu, graphs, shortest paths, trees	1700	x10412
1383A	String Transformation 1 dsu, graphs, greedy, sortings, strings, trees, two pointers	1700	x10227
1406C	Link Cut Centroids constructive algorithms, dfs and similar, graphs, trees	1700	x9794
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x8535
1693B	Fake Plastic Trees dfs and similar, dp, greedy, trees	1700	x8041
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7584
1950F	0, 1, 2, Tree! bitmasks, brute force, greedy, implementation, trees	1700	x7189
1714G	Path Prefixes binary search, data structures, dfs and similar, trees	1700	x7083
1611E1	Escape The Maze (easy version) dfs and similar, greedy, shortest paths, trees, two pointers	1700	x6916
1873H	Mad City dfs and similar, dsu, games, graphs, shortest paths, trees	1700	x6521
1881F	Minimum Maximum Distance dfs and similar, dp, graphs, shortest paths, trees	1700	x5946
698B	Fix a Tree constructive algorithms, dfs and similar, dsu, graphs, trees	1700	x5602
1822F	Gardening Friends brute force, dfs and similar, dp, graphs, trees	1700	x5536
1085D	Minimum Diameter Tree constructive algorithms, implementation, trees	1700	x5284
507C	Guess Your Way Out! implementation, math, trees	1700	x4273
193A	Cutting Figure constructive algorithms, graphs, trees	1700	x3825
696B	Puzzles dfs and similar, math, probabilities, trees	1700	x3378
290C	WTF? *special problem, graph matchings, implementation, trees	1700	x1515
161D	Distance in Tree dfs and similar, dp, trees	1800	x13518
1388C	Uncle Bogdan and Country Happiness dfs and similar, greedy, math, trees	1800	x9333
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x9239
1324F	Maximum White Subtree dfs and similar, dp, graphs, trees	1800	x9005
1401D	Maximum Distributed Tree dfs and similar, dp, greedy, implementation, math, number theory, sortings, trees	1800	x8851
1338B	Edge Weight Assignment bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	1800	x8042
1535D	Playoff Tournament data structures, dfs and similar, dp, implementation, trees	1800	x7470
1244D	Paint the Tree brute force, constructive algorithms, dp, graphs, implementation, trees	1800	x7215
1213G	Path Queries divide and conquer, dsu, graphs, sortings, trees	1800	x6595
61D	Eternal Victory dfs and similar, graphs, greedy, shortest paths, trees	1800	x6234
482B	Interesting Array constructive algorithms, data structures, trees	1800	x6152
1805D	A Wide, Wide Graph dfs and similar, dp, graphs, greedy, trees	1800	x6018
1534D	Lost Tree constructive algorithms, interactive, trees	1800	x5755
1720D1	Xor-Subsequence (easy version) bitmasks, brute force, dp, strings, trees, two pointers	1800	x5710
1118F1	Tree Cutting (Easy Version) dfs and similar, trees	1800	x5598
371D	Vessels data structures, dsu, implementation, trees	1800	x5303
1851F	Lisa and the Martians bitmasks, greedy, math, strings, trees	1800	x5270

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