Problemset - Codeforces

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Problems

#	Name
922D	Robot Vacuum Cleaner greedy, sortings	1800	x4316
920C	Swap Adjacent Elements dfs and similar, greedy, math, sortings, two pointers	1400	x9084
915E	Physical Education Lessons data structures, implementation, sortings	2300	x4197
913D	Too Easy Problems binary search, brute force, data structures, greedy, sortings	1800	x4654
912C	Perun, Ult! brute force, greedy, sortings	2500	x513
909A	Generate Login brute force, greedy, sortings	1000	x9253
895B	XK Segments binary search, math, sortings, two pointers	1700	x3449
887F	Row of Models greedy, sortings	2500	x163
887E	Little Brother binary search, geometry, sortings	2800	x163
883J	Renovation constructive algorithms, greedy, sortings	2400	x575
875B	Sorting the Coins dsu, implementation, sortings, two pointers	1500	x5175
865B	Ordering Pizza binary search, sortings, ternary search	1900	x1713
864E	Fire dp, sortings	2000	x4192
864A	Fair Game implementation, sortings	1000	x11595
863E	Turn Off The TV data structures, sortings	2000	x3021
863B	Kayaking brute force, greedy, sortings	1500	x7945
862E	Mahmoud and Ehab and the function binary search, data structures, sortings	2100	x1596
858D	Polycarp's phone book data structures, implementation, sortings	1600	x3750
853B	Jury Meeting greedy, sortings, two pointers	1800	x2506
852C	Property greedy, sortings	2100	x556
848B	Rooter's Song constructive algorithms, data structures, geometry, implementation, sortings, two pointers	1900	x1876
847K	Travel Cards greedy, implementation, sortings	1800	x1673
847F	Berland Elections greedy, sortings	2100	x856
845C	Two TVs data structures, greedy, sortings	1500	x8291
845A	Chess Tourney implementation, sortings	1100	x7680
843A	Sorting by Subsequences dfs and similar, dsu, implementation, math, sortings	1400	x5587
840A	Leha and Function combinatorics, greedy, math, number theory, sortings	1300	x6967
833E	Caramel Clouds data structures, dp, sortings	3400	x217
830C	Bamboo Partition brute force, data structures, implementation, math, number theory, sortings, two pointers	2300	x1191
830B	Cards Sorting data structures, implementation, sortings	1600	x2817
830A	Office Keys binary search, brute force, dp, greedy, sortings	1800	x6780
827A	String Reconstruction data structures, greedy, sortings, strings	1700	x4001
822C	Hacker, pack your bags! binary search, greedy, implementation, sortings	1600	x4555
817D	Imbalanced Array data structures, divide and conquer, dsu, sortings	1900	x4581
817B	Makes And The Product combinatorics, implementation, math, sortings	1500	x5637
814A	An abandoned sentiment from past constructive algorithms, greedy, implementation, sortings	900	x10333
812C	Sagheer and Nubian Market binary search, sortings	1500	x13469
811B	Vladik and Complicated Book implementation, sortings	1200	x6456
810B	Summer sell-off greedy, sortings	1300	x11204
809A	Do you want a date? implementation, math, sortings	1500	x4681
808C	Tea Party constructive algorithms, greedy, sortings	1400	x6061
807A	Is it rated? implementation, sortings	900	x20090
804D	Expected diameter of a tree binary search, brute force, dfs and similar, dp, sortings, trees	2500	x1265
802M	April Fools' Problem (easy) greedy, sortings	1200	x3062
798E	Mike and code of a permutation constructive algorithms, data structures, graphs, sortings	3000	x469
798D	Mike and distribution constructive algorithms, sortings	2400	x1872
797F	Mice and Holes data structures, dp, greedy, sortings	2600	x1153
794C	Naming Company games, greedy, sortings	1800	x3073
793C	Mice problem geometry, implementation, math, sortings	2300	x1241
792A	New Bus Route implementation, sortings	1100	x8862
785B	Anton and Classes greedy, sortings	1100	x10174
779C	Dishonest Sellers constructive algorithms, greedy, sortings	1200	x11707
778E	Selling Numbers dp, sortings	3000	x304
777E	Hanoi Factory brute force, data structures, dp, greedy, sortings	2000	x3954
777B	Game of Credit Cards data structures, dp, greedy, sortings	1300	x9391
774D	Lie or Truth *special problem, constructive algorithms, implementation, sortings	1500	x1934
773E	Blog Post Rating data structures, sortings	3000	x350
769A	Year of University Entrance *special problem, implementation, sortings	800	x5635
768C	Jon Snow and his Favourite Number brute force, dp, implementation, sortings	1800	x3782
768A	Oath of the Night's Watch constructive algorithms, sortings	900	x26835
767D	Cartons of milk binary search, data structures, greedy, sortings, two pointers	2100	x2210
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x32037
762B	USB vs. PS/2 greedy, implementation, sortings, two pointers	1400	x7847
761D	Dasha and Very Difficult Problem binary search, brute force, constructive algorithms, greedy, sortings	1700	x3953
757C	Felicity is Coming! data structures, hashing, sortings, strings	1900	x2327
755B	PolandBall and Game binary search, data structures, games, greedy, sortings, strings	1100	x11073
754D	Fedor and coupons binary search, data structures, greedy, sortings	2100	x2428
747D	Winter Is Coming dp, greedy, sortings	1800	x3092
739E	Gosha is hunting brute force, data structures, dp, flows, math, probabilities, sortings	3000	x2116
735B	Urbanization greedy, number theory, sortings	1100	x8344
732E	Sockets greedy, sortings	2100	x1599
732D	Exams binary search, greedy, sortings	1700	x5456
731D	80-th Level Archeology brute force, data structures, greedy, sortings	2200	x1160
729E	Subordinates constructive algorithms, data structures, graphs, greedy, sortings	1900	x2164
729C	Road to Cinema binary search, greedy, sortings	1700	x3889
724C	Ray Tracing greedy, hashing, implementation, math, number theory, sortings	1800	x2127
723A	The New Year: Meeting Friends implementation, math, sortings	800	x74518
721B	Passwords implementation, math, sortings, strings	1100	x12030
720D	Slalom data structures, dp, sortings	3100	x227
717C	Potions Homework implementation, sortings	1200	x3918
714B	Filya and Homework implementation, sortings	1200	x14247
713C	Sonya and Problem Wihtout a Legend dp, sortings	2300	x5136
710B	Optimal Point on a Line brute force, sortings	1400	x8668
709B	Checkpoints greedy, implementation, sortings	1500	x4718
687D	Dividing Kingdom II brute force, data structures, dsu, graphs, sortings	2500	x861
686B	Little Robber Girl's Zoo constructive algorithms, implementation, sortings	1100	x7748
685D	Kay and Eternity brute force, implementation, sortings	2600	x480
682B	Alyona and Mex sortings	1200	x11206
681E	Runaway to a Shadow geometry, sortings	2500	x457
675C	Money Transfers constructive algorithms, data structures, greedy, sortings	2100	x3621
670C	Cinema implementation, sortings	1300	x9021
665F	Four Divisors data structures, dp, math, number theory, sortings, two pointers	2400	x595
659F	Polycarp and Hay dfs and similar, dsu, graphs, greedy, sortings	2000	x1763
659B	Qualifying Contest constructive algorithms, sortings	1300	x6224
653A	Bear and Three Balls brute force, implementation, sortings	900	x8124
652D	Nested Segments data structures, sortings	1800	x3900
652C	Foe Pairs combinatorics, sortings, two pointers	1800	x3148
652B	z-sort sortings	1000	x10006
651B	Beautiful Paintings greedy, sortings	1200	x11454
649E	Автобус binary search, data structures, greedy, sortings	2100	x107