Problemset - Codeforces

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Codeforces Round #593 (Div. 2)
12:00:41
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dfs and similar

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Problems

#	Name
1238F	The Maximum Subtree dfs and similar, dp, graphs, trees	2300	x609
1220E	Tourism dfs and similar, dp, dsu, graphs, greedy, trees	2200	x1150
1218I	The Light Square 2-sat, dfs and similar, greedy	2200	x265
1218H	Function Composition dfs and similar	2700	x44
1209F	Koala and Notebook data structures, dfs and similar, graphs, shortest paths, strings, trees	2600	x410
1209D	Cow and Snacks dfs and similar, dsu, graphs	1700	x3464
1217D	Coloring Edges constructive algorithms, dfs and similar, graphs	2000	x2493
1214H	Tiles Placement constructive algorithms, dfs and similar, trees	2700	x185
1214D	Treasure Island dfs and similar, dp, flows, hashing	1800	x2837
1213F	Unstable String Sort data structures, dfs and similar, dsu, graphs, greedy, implementation, strings	2400	x1161
1208F	Bits And Pieces bitmasks, dfs and similar, dp, greedy	2600	x709
1207G	Indie Album data structures, dfs and similar, hashing, string suffix structures, strings, trees	2600	x282
1200F	Graph Traveler brute force, data structures, dfs and similar, dp, graphs, implementation, math, number theory	2500	x519
1192B	Dynamic Diameter *special problem, data structures, dfs and similar, divide and conquer, trees		x207
1178F1	Short Colorful Strip combinatorics, dfs and similar, dp	2200	x1009
1178G	The Awesomest Vertex data structures, dfs and similar	2900	x126
1184E2	Daleks' Invasion (medium) dfs and similar, graphs, shortest paths, trees	2200	x560
1188A2	Add on a Tree: Revolution constructive algorithms, dfs and similar, implementation, trees	2500	x700
1187E	Tree Painting dfs and similar, dp, trees	2000	x2099
1186F	Vus the Cossack and a Graph dfs and similar, graphs, greedy, implementation	2300	x448
1182D	Complete Mirror constructive algorithms, dfs and similar, dp, hashing, implementation, trees	2500	x473
1182B	Plus from Picture dfs and similar, implementation, strings	1300	x6416
1176E	Cover it! dfs and similar, dsu, graphs, shortest paths, trees	1700	x3486
1176D	Recover it! dfs and similar, graphs, greedy, number theory, sortings	1900	x2485
1172B	Nauuo and Circle combinatorics, dfs and similar, dp, trees	2000	x2123
1175E	Minimal Segment Cover data structures, dfs and similar, divide and conquer, dp, greedy, implementation, trees	2200	x1190
1167C	News Distribution dfs and similar, dsu, graphs	1400	x5760
1158C	Permutation recovery constructive algorithms, data structures, dfs and similar, graphs, greedy, math, sortings	2300	x905
1147D	Palindrome XOR dfs and similar, graphs	2600	x464
1156D	0-1-Tree dfs and similar, divide and conquer, dp, dsu, trees	2300	x1393
1156B	Ugly Pairs dfs and similar, greedy, implementation, sortings, strings	1800	x3345
1152E	Neko and Flashback constructive algorithms, dfs and similar, graphs	2500	x552
1152B	Neko Performs Cat Furrier Transform bitmasks, constructive algorithms, dfs and similar, math	1300	x5420
1146D	Frog Jumping dfs and similar, math, number theory	2100	x755
1153D	Serval and Rooted Tree binary search, dfs and similar, dp, greedy, trees	1800	x2530
1144F	Graph Without Long Directed Paths dfs and similar, graphs	1700	x3735
1143C	Queen dfs and similar, trees	1400	x4670
1142B	Lynyrd Skynyrd data structures, dfs and similar, dp, math, trees	2300	x1248
1139C	Edgy Trees dfs and similar, dsu, graphs, math, trees	1500	x5157
1141G	Privatization of Roads in Treeland binary search, constructive algorithms, dfs and similar, graphs, greedy, trees	2500	x1082
1133F2	Spanning Tree with One Fixed Degree constructive algorithms, dfs and similar, dsu, graphs, greedy	2200	x1277
1132E	Knapsack dfs and similar, dp, greedy	2400	x629
1120D	Power Tree dfs and similar, dp, dsu, graphs, greedy, trees	2400	x356
1130C	Connect brute force, dfs and similar, dsu	1400	x4644
1131D	Gourmet choice dfs and similar, dp, dsu, graphs, greedy	2000	x1893
1118F2	Tree Cutting (Hard Version) combinatorics, dfs and similar, dp, trees	2700	x185
1118F1	Tree Cutting (Easy Version) dfs and similar, trees	1800	x2526
1111E	Tree data structures, dfs and similar, dp, graphs, trees	2800	x318
1106D	Lunar New Year and a Wander data structures, dfs and similar, graphs, greedy, shortest paths	1500	x5903
1103C	Johnny Solving constructive algorithms, dfs and similar, graphs, math	2800	x391
1105D	Kilani and the Game dfs and similar, graphs, implementation, shortest paths	1900	x2479
1100E	Andrew and Taxi binary search, dfs and similar, graphs	2200	x1307
1101D	GCD Counting data structures, dfs and similar, dp, number theory, trees	2000	x1955
1099F	Cookies binary search, data structures, dfs and similar, dp, games, trees	2300	x508
1098C	Construct a tree binary search, constructive algorithms, dfs and similar, graphs, greedy, trees	2300	x485
1098A	Sum in the tree constructive algorithms, dfs and similar, greedy, trees	1600	x4414
1092F	Tree with Maximum Cost dfs and similar, dp, trees	2100	x1849
1092E	Minimal Diameter Forest constructive algorithms, dfs and similar, greedy, trees	2500	x652
1093D	Beautiful Graph dfs and similar, graphs	1600	x3560
1089H	Harder Satisfiability 2-sat, dfs and similar, graphs	3500	x56
1056D	Decorate Apple Tree constructive algorithms, dfs and similar, dp, graphs, greedy, sortings, trees	1600	x2681
1062F	Upgrading Cities dfs and similar, graphs	3000	x141
1062E	Company binary search, data structures, dfs and similar, greedy, trees	2300	x816
1062D	Fun with Integers dfs and similar, graphs, implementation, math	1800	x2388
1044B	Intersecting Subtrees dfs and similar, interactive, trees	1900	x1042
1073F	Choosing Two Paths dfs and similar, dp, greedy, trees	2800	x234
1067B	Multihedgehog dfs and similar, graphs, shortest paths	2000	x1356
1057A	Bmail Computer Network *special problem, dfs and similar, trees	1700	x1997
1065F	Up and Down the Tree dfs and similar, dp, trees	2500	x502
1065D	Three Pieces dfs and similar, dp, shortest paths	2200	x832
1033E	Hidden Bipartite Graph binary search, constructive algorithms, dfs and similar, graphs, interactive	2700	x248
1033A	King Escape dfs and similar, graphs, implementation	1000	x5312
1060E	Sergey and Subway dfs and similar, dp, trees	2000	x1585
1045C	Hyperspace Highways dfs and similar, graphs, trees	2500	x377
1042F	Leaf Sets data structures, dfs and similar, dsu, graphs, greedy, sortings, trees	2400	x716
1036G	Sources and Sinks bitmasks, brute force, dfs and similar	2800	x201
1038E	Maximum Matching bitmasks, brute force, dfs and similar, dp, graphs	2400	x638
1039C	Network Safety dfs and similar, dsu, graphs, math, sortings	2300	x810
1037D	Valid BFS? dfs and similar, graphs, shortest paths, trees	1700	x5444
1027F	Session in BSU binary search, dfs and similar, dsu, graph matchings, graphs	2400	x609
1027D	Mouse Hunt dfs and similar, graphs	1700	x3742
1023F	Mobile Phone Network dfs and similar, dsu, graphs, trees	2600	x446
1020B	Badge brute force, dfs and similar, graphs	1000	x8867
1016F	Road Projects dfs and similar, dp, trees	2600	x365
1012B	Chemical table constructive algorithms, dfs and similar, dsu, graphs, matrices	1900	x2222
1010D	Mars rover dfs and similar, graphs, implementation, trees	2100	x1481
1006E	Military Problem dfs and similar, graphs, trees	1600	x4038
1005F	Berland and the Shortest Paths brute force, dfs and similar, graphs, shortest paths	2400	x678
1000E	We Need More Bosses dfs and similar, graphs, trees	2100	x1217
999E	Reachability from the Capital dfs and similar, graphs, greedy	1900	x2629
990F	Flow Control dfs and similar, dp, greedy, trees	2500	x498
986C	AND Graph bitmasks, dfs and similar, dsu, graphs	2300	x1157
982F	The Meeting Place Cannot Be Changed dfs and similar, graphs	2800	x112
982C	Cut 'em all! dfs and similar, dp, graphs, greedy, trees	1500	x4693
979C	Kuro and Walking Route dfs and similar, trees	1600	x3434
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x5880
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x7078
963B	Destruction of a Tree constructive algorithms, dfs and similar, dp, greedy, trees	2100	x1598
958B2	Maximum Control (medium) data structures, dfs and similar, graphs, greedy, trees	2400	x365
962F	Simple Cycles Edges dfs and similar, graphs, trees	2400	x410

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