Problemset - Codeforces

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Educational Codeforces Round 165 (Rated for Div. 2)
21:48:40
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dfs and similar

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Problems

#	Name
267B	Dominoes dfs and similar, graphs	2000	x608
263D	Cycle in Graph dfs and similar, graphs	1800	x3234
263C	Circle of Numbers brute force, dfs and similar, implementation	2000	x1051
258E	Little Elephant and Tree data structures, dfs and similar, trees	2400	x1026
254D	Rats brute force, dfs and similar, graphs, implementation, shortest paths	2300	x497
253C	Text Editor data structures, dfs and similar, graphs, greedy, shortest paths	1600	x2518
251E	Tree and Table dfs and similar, dp, implementation, trees	3000	x168
246E	Blood Cousins Return binary search, data structures, dfs and similar, dp, sortings	2400	x2947
246D	Colorful Graph brute force, dfs and similar, graphs	1600	x9182
244B	Undoubtedly Lucky Numbers bitmasks, brute force, dfs and similar	1600	x4366
243C	Colorado Potato Beetle dfs and similar, implementation	2200	x519
242D	Dispute dfs and similar, graphs, greedy	2100	x1805
242C	King's Path dfs and similar, graphs, hashing, shortest paths	1800	x7994
240E	Road Repairs dfs and similar, graphs, greedy	2800	x345
238C	World Eater Brothers dfs and similar, dp, greedy, trees	2100	x1018
237D	T-decomposition dfs and similar, graphs, greedy, trees	2000	x542
231E	Cactus data structures, dfs and similar, dp, graphs, trees	2100	x1536
228E	The Road to Berland is Paved With Good Intentions 2-sat, dfs and similar, dsu, graphs	1900	x2335
225D	Snake bitmasks, dfs and similar, graphs, implementation	2200	x911
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x8537
217D	Bitonix' Patrol bitmasks, brute force, combinatorics, dfs and similar, math	2900	x245
217A	Ice Skating brute force, dfs and similar, dsu, graphs	1200	x20337
216B	Forming Teams dfs and similar, implementation	1700	x6080
213A	Game dfs and similar, greedy	1700	x1686
212E	IT Restaurants dfs and similar, dp, trees	1500	x1657
208E	Blood Cousins binary search, data structures, dfs and similar, trees	2100	x6055
208B	Solitaire dfs and similar, dp	1900	x1339
196B	Infinite Maze dfs and similar, graphs	2000	x2120
191C	Fools and Roads data structures, dfs and similar, trees	1900	x6706
190C	STL dfs and similar	1500	x2709
187C	Weak Memory dfs and similar, dsu	2000	x1297
183C	Cyclic Coloring dfs and similar	2200	x593
177C2	Party brute force, dfs and similar, dsu, graphs	1500	x2427
177C1	Party dfs and similar, dsu, graphs	1500	x2441
176E	Archaeology data structures, dfs and similar, trees	3100	x1019
173B	Chamber of Secrets dfs and similar, shortest paths	1800	x2847
172E	BHTML+BCSS *special problem, dfs and similar, expression parsing	2200	x267
167E	Wizards and Bets dfs and similar, graphs, math, matrices	2900	x545
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x6168
164A	Variable, or There and Back Again dfs and similar, graphs	1700	x973
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x1520
161D	Distance in Tree dfs and similar, dp, trees	1800	x13521
160D	Edges in MST dfs and similar, dsu, graphs, sortings	2300	x2350
150B	Quantity of Strings combinatorics, dfs and similar, graphs, math	1600	x3948
144D	Missile Silos data structures, dfs and similar, graphs, shortest paths	1900	x3774
135D	Cycle brute force, dfs and similar, implementation	2500	x293
134B	Pairs of Numbers brute force, dfs and similar, math, number theory	1900	x1906
131D	Subway dfs and similar, graphs	1600	x4502
129B	Students and Shoelaces brute force, dfs and similar, graphs, implementation	1200	x11663
128A	Statues dfs and similar	1500	x3115
123E	Maze dfs and similar, dp, probabilities, trees	2500	x689
118E	Bertown roads dfs and similar, graphs	2000	x5970
117C	Cycle dfs and similar, graphs	2000	x2541
115A	Party dfs and similar, graphs, trees	900	x32746
107A	Dorm Water Supply dfs and similar, graphs	1400	x4919
103B	Cthulhu dfs and similar, dsu, graphs	1500	x8511
100H	Battleship *special problem, dfs and similar, implementation	2100	x74
97E	Leaders dfs and similar, dsu, graphs, trees	2200	x370
87D	Beautiful Road dfs and similar, dp, dsu, graphs, implementation, sortings, trees	2300	x845
85C	Petya and Tree binary search, dfs and similar, probabilities, sortings, trees	2200	x521
82C	General Mobilization data structures, dfs and similar, sortings	2000	x798
81E	Pairs dfs and similar, dp, dsu, graphs, implementation, trees	2700	x325
77C	Beavermuncher-0xFF dfs and similar, dp, dsu, greedy, trees	2100	x977
74C	Chessboard Billiard dfs and similar, dsu, graphs, number theory	2100	x948
73D	FreeDiv dfs and similar, graphs, greedy	2200	x612
65E	Harry Potter and Moving Staircases dfs and similar, implementation	2900	x84
65D	Harry Potter and the Sorting Hat brute force, dfs and similar, hashing	2200	x419
63E	Sweets Game bitmasks, dfs and similar, dp, games, implementation	2000	x713
62D	Wormhouse dfs and similar, graphs	2300	x347
61D	Eternal Victory dfs and similar, graphs, greedy, shortest paths, trees	1800	x6234
60C	Mushroom Strife brute force, dfs and similar	2100	x549
60B	Serial Time! dfs and similar, dsu	1400	x4432
57A	Square Earth? dfs and similar, greedy, implementation	1300	x2810
51F	Caterpillar dfs and similar, dp, graphs, trees	2800	x545
42E	Baldman and the military dfs and similar, graphs, trees	2700	x187
35C	Fire Again brute force, dfs and similar, shortest paths	1500	x6237
34D	Road Map dfs and similar, graphs	1600	x4848
31D	Chocolate dfs and similar, implementation	2000	x988
29D	Ant on the Tree constructive algorithms, dfs and similar, trees	2000	x2295
29C	Mail Stamps data structures, dfs and similar, graphs, implementation	1700	x4544
28B	pSort dfs and similar, dsu, graphs	1600	x4393
27D	Ring Road 2 2-sat, dfs and similar, dsu, graphs	2200	x2356
27B	Tournament bitmasks, brute force, dfs and similar, greedy	1300	x5133
22E	Scheme dfs and similar, graphs, trees	2300	x1532
19E	Fairy dfs and similar, divide and conquer, dsu	2900	x1598
17B	Hierarchy dfs and similar, dsu, greedy, shortest paths	1500	x4460
14D	Two Paths dfs and similar, dp, graphs, shortest paths, trees, two pointers	1900	x4295
9E	Interestring graph and Apples dfs and similar, dsu, graphs	2300	x986

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