Problemset - Codeforces

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Codeforces Round #678 (Div. 2)
3 days

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Difficulty: —

graph matchings

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Problems

#	Name
1423B	Valuable Paper binary search, flows, graph matchings, graphs	1900	x991
1416F	Showing Off flows, graph matchings, greedy, implementation	3300	x63
1404E	Bricks flows, graph matchings, graphs	2800	x371
1389F	Bicolored Segments data structures, dp, graph matchings, sortings	2600	x539
1381C	Mastermind constructive algorithms, graph matchings, greedy, implementation, sortings, two pointers	2500	x1003
1375G	Tree Modification brute force, constructive algorithms, dfs and similar, graph matchings, graphs, trees	2800	x977
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x19502
1354F	Summoning Minions constructive algorithms, dp, flows, graph matchings, greedy, sortings	2500	x600
1284F	New Year and Social Network data structures, graph matchings, graphs, math, trees	3200	x140
1264E	Beautiful League constructive algorithms, flows, graph matchings	2700	x269
1239D	Catowice City 2-sat, dfs and similar, graph matchings, graphs	2400	x1005
1198E	Rectangle Painting 2 flows, graph matchings, graphs	2500	x586
1184B2	The Doctor Meets Vader (Medium) flows, graph matchings, graphs, shortest paths, sortings	2200	x413
1179C	Serge and Dining Room binary search, data structures, graph matchings, greedy, implementation, math, trees	2200	x1193
1139E	Maximize Mex flows, graph matchings, graphs	2400	x889
1107F	Vasya and Endless Credits dp, flows, graph matchings, graphs, sortings	2600	x417
1067E	Random Forest Rank dp, graph matchings, math, trees	2800	x185
1070I	Privatization of Roads in Berland flows, graph matchings, graphs	2400	x352
1054F	Electric Scheme flows, graph matchings	2700	x198
1045A	Last chance data structures, flows, graph matchings, graphs, trees	2500	x186
1034B	Little C Loves 3 II brute force, constructive algorithms, flows, graph matchings	2200	x1644
1027F	Session in BSU binary search, dfs and similar, dsu, graph matchings, graphs	2400	x839
1009G	Allowed Letters bitmasks, flows, graph matchings, graphs, greedy	2400	x432
981F	Round Marriage binary search, graph matchings, greedy	2500	x384
891D	Sloth dfs and similar, dp, graph matchings, trees	3100	x83
852D	Exploration plan binary search, flows, graph matchings, shortest paths	2100	x562
793G	Oleg and chess data structures, divide and conquer, flows, graph matchings	3400	x147
739D	Recover a functional graph graph matchings	3400	x101
737E	Tanya is 5! graph matchings, graphs, greedy, schedules	3300	x50
618D	Hamiltonian Spanning Tree dfs and similar, dp, graph matchings, greedy, trees	2200	x1363
590E	Birthday graph matchings, strings	3200	x374
575C	Party bitmasks, brute force, graph matchings	2700	x162
498C	Array and Operations flows, graph matchings, number theory	2100	x2163
491C	Deciphering flows, graph matchings	2300	x239
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x23902
468E	Permanent dp, graph matchings, math, meet-in-the-middle	3100	x99
468D	Tree graph matchings	3100	x191
468B	Two Sets 2-sat, dfs and similar, dsu, graph matchings, greedy	2000	x2782
387D	George and Interesting Graph graph matchings	2200	x552
353E	Antichain dp, graph matchings, greedy	2200	x474
316C2	Tidying Up flows, graph matchings	2300	x457
290C	WTF? *special problem, graph matchings, implementation, trees	1700	x1120
266B	Queue at the School constructive algorithms, graph matchings, implementation, shortest paths	800	x50617
167D	Wizards and Roads data structures, divide and conquer, graph matchings, graphs, greedy	3000	x134
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x263
120H	Brevity is Soul of Wit graph matchings	1800	x955
103E	Buying Sets flows, graph matchings	2900	x357
86B	Tetris revisited constructive algorithms, graph matchings, greedy, math	2200	x286
21D	Traveling Graph bitmasks, graph matchings, graphs	2400	x450