Problemset - Codeforces

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Problems

#	Name
1843C	Sum in Binary Tree bitmasks, combinatorics, math, trees	800	x31037
115A	Party dfs and similar, graphs, trees	900	x32800
1057A	Bmail Computer Network *special problem, dfs and similar, trees	900	x5751
1511C	Yet Another Card Deck brute force, data structures, implementation, trees	1100	x22120
1905B	Begginer's Zelda greedy, trees	1100	x15224
1843D	Apple Tree combinatorics, dfs and similar, dp, math, trees	1200	x17012
522A	Reposts *special problem, dfs and similar, dp, graphs, trees	1200	x15708
913B	Christmas Spruce implementation, trees	1200	x15378
1583B	Omkar and Heavenly Tree constructive algorithms, trees	1200	x11932
1857D	Strong Vertices math, sortings, trees	1300	x17656
862B	Mahmoud and Ehab and the bipartiteness dfs and similar, graphs, trees	1300	x15958
1741D	Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees	1300	x14452
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14151
1675D	Vertical Paths graphs, implementation, trees	1300	x12554
755C	PolandBall and Forest dfs and similar, dsu, graphs, interactive, trees	1300	x11676
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x10383
429A	Xor-tree dfs and similar, trees	1300	x9987
886C	Petya and Catacombs dsu, greedy, implementation, trees	1300	x5428
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14030
1559D1	Mocha and Diana (Easy Version) brute force, constructive algorithms, dsu, graphs, greedy, trees	1400	x13205
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12420
1143C	Queen dfs and similar, trees	1400	x11341
981C	Useful Decomposition implementation, trees	1400	x5115
802J	Send the Fool Further! (easy) dfs and similar, graphs, trees	1400	x4276
120F	Spiders dp, greedy, trees	1400	x3508
580C	Kefa and Park dfs and similar, graphs, trees	1500	x39707
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x15880
1325C	Ehab and Path-etic MEXs constructive algorithms, dfs and similar, greedy, trees	1500	x12927
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x12010
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x10789
1466D	13th Labour of Heracles data structures, greedy, sortings, trees	1500	x10787
1611D	Weights Assignment For Tree Edges constructive algorithms, trees	1500	x9502
930A	Peculiar apple-tree dfs and similar, graphs, trees	1500	x6759
821C	Okabe and Boxes data structures, greedy, trees	1500	x6619
696A	Lorenzo Von Matterhorn brute force, data structures, implementation, trees	1500	x5982
959C	Mahmoud and Ehab and the wrong algorithm constructive algorithms, trees	1500	x5674
501C	Misha and Forest constructive algorithms, data structures, greedy, sortings, trees	1500	x5508
901A	Hashing Trees constructive algorithms, trees	1500	x5010
690C2	Brain Network (medium) dfs and similar, graphs, trees	1500	x3579
212E	IT Restaurants dfs and similar, dp, trees	1500	x1658
431C	k-Tree dp, implementation, trees	1600	x24518
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19294
1363C	Game On Leaves games, trees	1600	x17814
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x13848
1437D	Minimal Height Tree graphs, greedy, shortest paths, trees	1600	x12297
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x11646
1689C	Infected Tree dfs and similar, dp, trees	1600	x10474
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x10099
1861C	Queries for the Array data structures, dfs and similar, implementation, strings, trees	1600	x9439
1006E	Military Problem dfs and similar, graphs, trees	1600	x9424
369C	Valera and Elections dfs and similar, graphs, trees	1600	x9398
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x8971
780C	Andryusha and Colored Balloons dfs and similar, graphs, greedy, trees	1600	x8850
1523C	Compression and Expansion brute force, data structures, greedy, implementation, trees	1600	x8581
1098A	Sum in the tree constructive algorithms, dfs and similar, greedy, trees	1600	x8353
1188A1	Add on a Tree trees	1600	x8147
1665C	Tree Infection binary search, greedy, sortings, trees	1600	x8034
682C	Alyona and the Tree dfs and similar, dp, graphs, trees	1600	x7000
1609D	Social Network dsu, graphs, greedy, implementation, trees	1600	x6909
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x6631
639B	Bear and Forgotten Tree 3 constructive algorithms, graphs, trees	1600	x6392
979C	Kuro and Walking Route dfs and similar, trees	1600	x6078
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x5620
339D	Xenia and Bit Operations data structures, trees	1700	x23632
1037D	Valid BFS? dfs and similar, graphs, shortest paths, trees	1700	x13826
1176E	Cover it! dfs and similar, dsu, graphs, shortest paths, trees	1700	x10423
1383A	String Transformation 1 dsu, graphs, greedy, sortings, strings, trees, two pointers	1700	x10229
1406C	Link Cut Centroids constructive algorithms, dfs and similar, graphs, trees	1700	x9804
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x8578
1693B	Fake Plastic Trees dfs and similar, dp, greedy, trees	1700	x8055
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7602
1950F	0, 1, 2, Tree! bitmasks, brute force, greedy, implementation, trees	1700	x7403
1714G	Path Prefixes binary search, data structures, dfs and similar, trees	1700	x7100
1611E1	Escape The Maze (easy version) dfs and similar, greedy, shortest paths, trees, two pointers	1700	x6936
1873H	Mad City dfs and similar, dsu, games, graphs, shortest paths, trees	1700	x6548
1881F	Minimum Maximum Distance dfs and similar, dp, graphs, shortest paths, trees	1700	x5966
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	x5554
1085D	Minimum Diameter Tree constructive algorithms, implementation, trees	1700	x5286
507C	Guess Your Way Out! implementation, math, trees	1700	x4276
193A	Cutting Figure constructive algorithms, graphs, trees	1700	x3835
696B	Puzzles dfs and similar, math, probabilities, trees	1700	x3383
290C	WTF? *special problem, graph matchings, implementation, trees	1700	x1516
161D	Distance in Tree dfs and similar, dp, trees	1800	x13551
1388C	Uncle Bogdan and Country Happiness dfs and similar, greedy, math, trees	1800	x9341
706D	Vasiliy's Multiset binary search, bitmasks, data structures, trees	1800	x9271
1324F	Maximum White Subtree dfs and similar, dp, graphs, trees	1800	x9056
1401D	Maximum Distributed Tree dfs and similar, dp, greedy, implementation, math, number theory, sortings, trees	1800	x8856
1338B	Edge Weight Assignment bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	1800	x8050
1535D	Playoff Tournament data structures, dfs and similar, dp, implementation, trees	1800	x7481
1244D	Paint the Tree brute force, constructive algorithms, dp, graphs, implementation, trees	1800	x7222
1213G	Path Queries divide and conquer, dsu, graphs, sortings, trees	1800	x6603
61D	Eternal Victory dfs and similar, graphs, greedy, shortest paths, trees	1800	x6240
482B	Interesting Array constructive algorithms, data structures, trees	1800	x6159
1805D	A Wide, Wide Graph dfs and similar, dp, graphs, greedy, trees	1800	x6034
1534D	Lost Tree constructive algorithms, interactive, trees	1800	x5762
1720D1	Xor-Subsequence (easy version) bitmasks, brute force, dp, strings, trees, two pointers	1800	x5716
1118F1	Tree Cutting (Easy Version) dfs and similar, trees	1800	x5676
371D	Vessels data structures, dsu, implementation, trees	1800	x5312
1851F	Lisa and the Martians bitmasks, greedy, math, strings, trees	1800	x5286

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