Problemset - Codeforces

Problems

#	Name
999E	Reachability from the Capital dfs and similar, graphs, greedy	1900	x2718
990F	Flow Control dfs and similar, dp, greedy, trees	2500	x512
986C	AND Graph bitmasks, dfs and similar, dsu, graphs	2300	x1178
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	x4822
979C	Kuro and Walking Route dfs and similar, trees	1600	x3499
977E	Cyclic Components dfs and similar, dsu, graphs	1500	x6121
977D	Divide by three, multiply by two dfs and similar, math, sortings	1400	x7321
963B	Destruction of a Tree constructive algorithms, dfs and similar, dp, greedy, trees	2100	x1619
958B2	Maximum Control (medium) data structures, dfs and similar, graphs, greedy, trees	2400	x370
962F	Simple Cycles Edges dfs and similar, graphs, trees	2400	x436
960E	Alternating Tree combinatorics, dfs and similar, divide and conquer, dp, probabilities, trees	2200	x785
954D	Fight Against Traffic dfs and similar, graphs, shortest paths	1600	x3013
948A	Protect Sheep brute force, dfs and similar, graphs, implementation	1000	x6661
949C	Data Center Maintenance dfs and similar, graphs	2000	x1276
930A	Peculiar apple-tree dfs and similar, graphs, trees	1500	x4087
936E	Iqea data structures, dfs and similar, divide and conquer, dsu, shortest paths, trees	3300	x90
936B	Sleepy Game dfs and similar, dp, games, graphs	2100	x2048
935E	Fafa and Ancient Mathematics dfs and similar, dp, trees	2500	x582
939D	Love Rescue dfs and similar, dsu, graphs, greedy, strings	1600	x3735
932B	Recursive Queries binary search, data structures, dfs and similar	1300	x5111
920E	Connected Components? data structures, dfs and similar, dsu, graphs	2100	x2246
920C	Swap Adjacent Elements dfs and similar, greedy, math, sortings, two pointers	1500	x4832
919D	Substring dfs and similar, dp, graphs	1700	x3724
917B	MADMAX dfs and similar, dp, games, graphs	1800	x2291
915D	Almost Acyclic Graph dfs and similar, graphs	2200	x1690
912E	Prime Gift binary search, dfs and similar, math, meet-in-the-middle, number theory, two pointers	2600	x759
911F	Tree Destruction constructive algorithms, dfs and similar, graphs, greedy, trees	2500	x617
909E	Coprocessor dfs and similar, dp, graphs, greedy	2100	x997
910A	The Way to Home dfs and similar, dp, greedy, implementation	1100	x3497
902B	Coloring a Tree dfs and similar, dsu, greedy	1300	x5838
901D	Weighting a Tree constructive algorithms, dfs and similar, graphs	2700	x213
901C	Bipartite Segments binary search, data structures, dfs and similar, dsu, graphs, two pointers	2500	x684
896A	Nephren gives a riddle binary search, dfs and similar	1700	x2646
893C	Rumor dfs and similar, graphs, greedy	1300	x7176
891D	Sloth dfs and similar, dp, graph matchings, trees	3000	x63
884C	Bertown Subway dfs and similar, greedy, math	1500	x2914
877D	Olya and Energy Drinks data structures, dfs and similar, graphs, shortest paths	1900	x2025
883G	Orientation of Edges dfs and similar, graphs	2000	x820
875C	National Property 2-sat, dfs and similar, graphs, implementation	2100	x1314
870E	Points, Lines and Ready-made Titles dfs and similar, dsu, graphs, trees	2400	x618
869D	The Overdosing Ubiquity brute force, dfs and similar, graphs	2800	x105
864F	Cities Excursions dfs and similar, graphs, trees	2700	x405
855G	Harry Vs Voldemort dfs and similar, dp, graphs, trees	3000	x60
862B	Mahmoud and Ehab and the bipartiteness dfs and similar, graphs, trees	1400	x6213
847L	Berland SU Computer Network dfs and similar, hashing, trees	2500	x223
847I	Noise Level dfs and similar	2000	x1161
860E	Arkady and a Nobody-men data structures, dfs and similar, trees	2600	x245
858F	Wizard's Tour constructive algorithms, dfs and similar, graphs	2400	x596
859E	Desk Disorder combinatorics, dfs and similar, dsu, graphs, trees	2100	x1029
846E	Chemistry in Berland dfs and similar, greedy, trees	2400	x382
852I	Dating brute force, dfs and similar, graphs, trees	2500	x310
842E	Nikita and game binary search, dfs and similar, divide and conquer, graphs, trees	3000	x138
842C	Ilya And The Tree dfs and similar, graphs, math, number theory, trees	2000	x2367
843C	Upgrading Tree constructive algorithms, dfs and similar, graphs, math, trees	2900	x212
843A	Sorting by Subsequences dfs and similar, dsu, implementation, math, sortings	1400	x4007
845G	Shortest Path Problem? dfs and similar, graphs, math	2400	x520
840B	Leha and another game about graph constructive algorithms, data structures, dfs and similar, dp, graphs	2100	x1422
839C	Journey dfs and similar, dp, graphs, probabilities, trees	1500	x6884
838B	Diverging Directions data structures, dfs and similar, trees	2100	x239
835F	Roads in the Kingdom dfs and similar, dp, graphs, trees	2400	x381
832D	Misha, Grisha and Underground dfs and similar, graphs, trees	1900	x2015
825G	Tree Queries dfs and similar, graphs, trees	2600	x387
825E	Minimal Labels data structures, dfs and similar, graphs, greedy	2400	x1320
827D	Best Edge Weight data structures, dfs and similar, graphs, trees	2700	x509
822F	Madness constructive algorithms, dfs and similar, trees	2700	x178
821D	Okabe and City dfs and similar, graphs, shortest paths	2200	x778
814D	An overnight dance in discotheque dfs and similar, dp, geometry, greedy, trees	2000	x1468
813C	The Tag Game dfs and similar, graphs	1700	x2688
812D	Sagheer and Kindergarten dfs and similar, graphs, implementation, trees	2700	x242
802L	Send the Fool Further! (hard) dfs and similar, dp, math, trees	2800	x102
802J	Send the Fool Further! (easy) dfs and similar, trees	1500	x1132
811D	Vladik and Favorite Game constructive algorithms, dfs and similar, graphs, interactive	2000	x1017
794D	Labelling Cities dfs and similar, graphs, hashing	2400	x547
804F	Fake bullions combinatorics, dfs and similar, dp, graphs, number theory	3400	x67
804D	Expected diameter of a tree binary search, brute force, dfs and similar, dp, sortings, trees	2600	x712
804C	Ice cream coloring constructive algorithms, dfs and similar, greedy	2200	x1277
793E	Problem of offices constructive algorithms, dfs and similar, dp, trees	2800	x146
793B	Igor and his way to work dfs and similar, graphs, implementation, shortest paths	1600	x2721
797D	Broken BST data structures, dfs and similar	2200	x935
796D	Police Stations constructive algorithms, dfs and similar, dp, graphs, shortest paths, trees	2100	x2016
788C	The Great Mixing dfs and similar, graphs, shortest paths	2500	x1352
788B	Weird journey combinatorics, constructive algorithms, dfs and similar, dsu, graphs	2200	x1590
786D	Rap God data structures, dfs and similar, hashing, strings, trees	3300	x49
786A	Berzerk dfs and similar, dp, games	2100	x1559
771C	Bear and Tree Jumps dfs and similar, dp, trees	2100	x1791
771A	Bear and Friendship Condition dfs and similar, dsu, graphs	1500	x6705
770C	Online Courses In BSU *special problem, dfs and similar, graphs, implementation	1900	x1608
780E	Underground Lab constructive algorithms, dfs and similar, graphs	2200	x1482
780C	Andryusha and Colored Balloons dfs and similar, graphs, greedy, trees	1500	x5283
769C	Cycle In Maze *special problem, dfs and similar, graphs, greedy, shortest paths	1800	x1073
778C	Peterson Polyglot brute force, dfs and similar, dsu, hashing, strings, trees	2600	x578
778B	Bitwise Formula bitmasks, brute force, dfs and similar, expression parsing, implementation	2000	x1702
776D	The Door Problem 2-sat, dfs and similar, dsu, graphs	2000	x2376
768B	Code For 1 constructive algorithms, dfs and similar, divide and conquer	1600	x3735
767C	Garland dfs and similar, graphs, greedy, trees	2000	x2337
765E	Tree Folding dfs and similar, dp, greedy, implementation, trees	2200	x971
766E	Mahmoud and a xor trip bitmasks, constructive algorithms, data structures, dfs and similar, dp, math, trees	2200	x1398
766D	Mahmoud and a Dictionary data structures, dfs and similar, dp, dsu, graphs	2000	x1930
763A	Timofey and a tree dfs and similar, dp, dsu, graphs, implementation, trees	1600	x5748