Problemset - Codeforces

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flows

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Problems

#	Name
1955H	The Most Reckless Defense bitmasks, brute force, constructive algorithms, dp, flows, graph matchings, shortest paths	2300	x984
1913E	Matrix Problem flows, graphs	2400	x904
1783F	Double Sort II dfs and similar, flows, graph matchings, graphs	2500	x929
1773D	Dominoes combinatorics, flows, graph matchings, greedy	2600	x420
1765A	Access Levels bitmasks, dsu, flows, graph matchings	2400	x661
1748E	Yet Another Array Counting Problem binary search, data structures, divide and conquer, dp, flows, math, trees	2300	x1728
1717F	Madoka and The First Session constructive algorithms, flows, graph matchings, graphs, implementation	2500	x511
1709F	Multiset of Strings bitmasks, brute force, dp, fft, flows, graphs, math, meet-in-the-middle, trees	2500	x532
1682F	MCMF? data structures, flows, graphs, greedy, sortings, two pointers	2700	x285
1510B	Button Lock flows, graph matchings, graphs	2600	x710
1473F	Strange Set flows, math	2700	x912
1455E	Four Points brute force, constructive algorithms, flows, geometry, greedy, implementation, math, ternary search	2400	x1434
1430G	Yet Another DAG Problem bitmasks, dfs and similar, dp, flows, graphs, math	2600	x624
1354F	Summoning Minions constructive algorithms, dp, flows, graph matchings, greedy, sortings	2500	x979
1264E	Beautiful League constructive algorithms, flows, graph matchings	2700	x747
1263F	Economic Difficulties data structures, dfs and similar, dp, flows, graphs, trees	2400	x838
1252L	Road Construction flows, graphs	2300	x567
1198E	Rectangle Painting 2 flows, graph matchings, graphs	2500	x1127
1187G	Gang Up flows, graphs	2500	x499
1184B3	The Doctor Meets Vader (Hard) flows, shortest paths	2700	x166
1146G	Zoning Restrictions dp, flows, graphs	2700	x794
1139E	Maximize Mex flows, graph matchings, graphs	2400	x1643
1107F	Vasya and Endless Credits dp, flows, graph matchings, graphs, sortings	2600	x721
1090E	Horseback Riding flows, graphs	2300	x573
1082G	Petya and Graph flows, graphs	2400	x1924
1070I	Privatization of Roads in Berland flows, graph matchings, graphs	2400	x532
1061E	Politics flows, graphs	2600	x511
1054F	Electric Scheme flows, graph matchings	2700	x306
1045A	Last chance data structures, flows, graph matchings, graphs, trees	2500	x320
1009G	Allowed Letters bitmasks, flows, graph matchings, graphs, greedy	2400	x769
976F	Minimal k-covering flows, graphs	2500	x561
903G	Yet Another Maxflow Problem data structures, flows, graphs	2700	x509
884F	Anti-Palindromize flows, graphs, greedy	2500	x936
877F	Ann and Books data structures, flows, hashing	2300	x1615
847J	Students Initiation binary search, flows, graphs	2400	x615
818G	Four Melodies flows, graphs	2600	x625
813D	Two Melodies dp, flows	2600	x964
808F	Card Game binary search, flows, graphs	2400	x1089
802N	April Fools' Problem (medium) binary search, flows, graphs	2400	x1094
802C	Heidi and Library (hard) flows	2600	x529
720B	Cactusophobia dfs and similar, flows	2400	x392
717G	Underfail flows	2400	x619
628F	Bear and Fair Set flows, graphs	2500	x734
513F1	Scaygerboss flows	2700	x295
510E	Fox And Dinner flows	2300	x2140
491C	Deciphering flows, graph matchings	2300	x390
362E	Petya and Pipes flows, graphs, shortest paths	2300	x795
316C2	Tidying Up flows, graph matchings	2300	x615
311E	Biologist flows	2300	x1045
277E	Binary Tree on Plane flows, trees	2400	x1234
164C	Machine Programming flows, graphs	2400	x874
132E	Bits of merry old England flows, graphs	2700	x521
78E	Evacuation flows, graphs, shortest paths	2300	x527
62E	World Evil dp, flows	2700	x218