Problemset - Codeforces

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Before contest
Codeforces Round #792 (Div. 1)
2 days

Before contest
Codeforces Round #792 (Div. 2)
2 days

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Difficulty: —

graph matchings

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Problems

#	Name
1657E	Star MST combinatorics, dp, graph matchings, math	2200	x1171
1651E	Sum of Matchings brute force, combinatorics, constructive algorithms, dfs and similar, graph matchings, greedy, math	2600	x350
1634E	Fair Share constructive algorithms, data structures, dfs and similar, graph matchings, graphs	2400	x1142
1630F	Making It Bipartite flows, graph matchings, graphs, number theory	3400	x191
1624C	Division by Two and Permutation constructive algorithms, flows, graph matchings, greedy, math	1100	x18508
1615G	Maximum Adjacent Pairs constructive algorithms, graph matchings	3300	x104
1611G	Robot and Candies data structures, graph matchings, greedy	2500	x434
1592F2	Alice and Recoloring 2 constructive algorithms, flows, graph matchings, greedy	2800	x298
1583E	Moment of Bloom constructive algorithms, dfs and similar, graph matchings, graphs, greedy, trees	2200	x1778
1572D	Bridge Club flows, graph matchings, graphs, greedy	2800	x243
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x19740
1545C	AquaMoon and Permutations 2-sat, brute force, combinatorics, constructive algorithms, graph matchings, graphs	2800	x449
1533I	Excursions *special problem, constructive algorithms, dfs and similar, flows, graph matchings, graphs		x35
1525F	Goblins And Gnomes brute force, dp, flows, graph matchings	2800	x222
1525D	Armchairs dp, flows, graph matchings, greedy	1800	x7152
1510C	Cactus Not Enough dfs and similar, graph matchings, graphs	2900	x152
1510B	Button Lock flows, graph matchings, graphs	2600	x539
1472F	New Year's Puzzle brute force, dp, graph matchings, greedy, sortings	2100	x2488
1470D	Strange Housing constructive algorithms, dfs and similar, graph matchings, graphs, greedy	2200	x2733
1437C	Chef Monocarp dp, flows, graph matchings, greedy, math, sortings	1800	x8168
1423B	Valuable Paper binary search, flows, graph matchings, graphs	1900	x1473
1416F	Showing Off flows, graph matchings, greedy, implementation	3300	x161
1404E	Bricks flows, graph matchings, graphs	2800	x682
1389F	Bicolored Segments data structures, dp, graph matchings, sortings	2600	x753
1381C	Mastermind constructive algorithms, graph matchings, greedy, implementation, sortings, two pointers	2500	x1237
1375G	Tree Modification brute force, constructive algorithms, dfs and similar, graph matchings, graphs, trees	2800	x1295
1360C	Similar Pairs constructive algorithms, graph matchings, greedy, sortings	1100	x25613
1354F	Summoning Minions constructive algorithms, dp, flows, graph matchings, greedy, sortings	2500	x823
1284F	New Year and Social Network data structures, graph matchings, graphs, math, trees	3200	x222
1264E	Beautiful League constructive algorithms, flows, graph matchings	2700	x400
1239D	Catowice City 2-sat, dfs and similar, graph matchings, graphs	2400	x1353
1198E	Rectangle Painting 2 flows, graph matchings, graphs	2500	x719
1184B2	The Doctor Meets Vader (Medium) flows, graph matchings, graphs, shortest paths, sortings	2200	x474
1179C	Serge and Dining Room binary search, data structures, graph matchings, greedy, implementation, math, trees	2200	x1563
1139E	Maximize Mex flows, graph matchings, graphs	2400	x1138
1107F	Vasya and Endless Credits dp, flows, graph matchings, graphs, sortings	2600	x567
1070I	Privatization of Roads in Berland flows, graph matchings, graphs	2400	x434
1067E	Random Forest Rank dp, graph matchings, math, trees	2800	x286
1054F	Electric Scheme flows, graph matchings	2700	x264
1045A	Last chance data structures, flows, graph matchings, graphs, trees	2500	x241
1034B	Little C Loves 3 II brute force, constructive algorithms, flows, graph matchings	2200	x1857
1027F	Session in BSU binary search, dfs and similar, dsu, graph matchings, graphs	2400	x1122
1009G	Allowed Letters bitmasks, flows, graph matchings, graphs, greedy	2400	x576
981F	Round Marriage binary search, graph matchings, greedy	2500	x516
891D	Sloth dfs and similar, dp, graph matchings, trees	3100	x124
852D	Exploration plan binary search, flows, graph matchings, shortest paths	2100	x713
793G	Oleg and chess data structures, divide and conquer, flows, graph matchings	3400	x211
739D	Recover a functional graph graph matchings	3400	x121
737E	Tanya is 5! graph matchings, graphs, greedy, schedules	3300	x91
618D	Hamiltonian Spanning Tree dfs and similar, dp, graph matchings, greedy, trees	2200	x1533
590E	Birthday graph matchings, strings	3200	x523
575C	Party bitmasks, brute force, graph matchings	2700	x174
498C	Array and Operations flows, graph matchings, number theory	2100	x2675
491C	Deciphering flows, graph matchings	2300	x310
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x33452
468E	Permanent dp, graph matchings, math, meet-in-the-middle	3100	x178
468D	Tree graph matchings	3100	x277
468B	Two Sets 2-sat, dfs and similar, dsu, graph matchings, greedy	2000	x3168
387D	George and Interesting Graph graph matchings	2200	x731
353E	Antichain dp, graph matchings, greedy	2200	x504
316C2	Tidying Up flows, graph matchings	2300	x494
290C	WTF? *special problem, graph matchings, implementation, trees	1700	x1297
266B	Queue at the School constructive algorithms, graph matchings, implementation, shortest paths	800	x85520
167D	Wizards and Roads data structures, divide and conquer, graph matchings, graphs, greedy	3000	x161
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x307
120H	Brevity is Soul of Wit graph matchings	1800	x1111
103E	Buying Sets flows, graph matchings	2900	x506
86B	Tetris revisited constructive algorithms, graph matchings, greedy, math	2200	x359
21D	Traveling Graph bitmasks, graph matchings, graphs	2400	x591