Problemset - Codeforces

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Codeforces Round 950 (Div. 3)
05:14:06
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Problems

#	Name
852C	Property greedy, sortings	2100	x376
848B	Rooter's Song constructive algorithms, data structures, geometry, implementation, sortings, two pointers	1900	x1816
847K	Travel Cards greedy, implementation, sortings	1800	x1526
847F	Berland Elections greedy, sortings	2100	x849
845C	Two TVs data structures, greedy, sortings	1500	x7996
845A	Chess Tourney implementation, sortings	1100	x7639
843A	Sorting by Subsequences dfs and similar, dsu, implementation, math, sortings	1400	x5565
840A	Leha and Function combinatorics, greedy, math, number theory, sortings	1300	x6963
833E	Caramel Clouds data structures, dp, sortings	3400	x215
830C	Bamboo Partition brute force, data structures, implementation, math, number theory, sortings, two pointers	2300	x1188
830B	Cards Sorting data structures, implementation, sortings	1600	x2803
830A	Office Keys binary search, brute force, dp, greedy, sortings	1800	x6644
827A	String Reconstruction data structures, greedy, sortings, strings	1700	x3948
822C	Hacker, pack your bags! binary search, greedy, implementation, sortings	1600	x4536
817D	Imbalanced Array data structures, divide and conquer, dsu, sortings	1900	x4426
817B	Makes And The Product combinatorics, implementation, math, sortings	1500	x5576
814A	An abandoned sentiment from past constructive algorithms, greedy, implementation, sortings	900	x10272
812C	Sagheer and Nubian Market binary search, sortings	1500	x13219
811B	Vladik and Complicated Book implementation, sortings	1200	x6444
810B	Summer sell-off greedy, sortings	1300	x10999
809A	Do you want a date? implementation, math, sortings	1500	x4664
808C	Tea Party constructive algorithms, greedy, sortings	1400	x5977
807A	Is it rated? implementation, sortings	900	x19669
804D	Expected diameter of a tree binary search, brute force, dfs and similar, dp, sortings, trees	2500	x1259
802M	April Fools' Problem (easy) greedy, sortings	1200	x3032
798E	Mike and code of a permutation constructive algorithms, data structures, graphs, sortings	3000	x463
798D	Mike and distribution constructive algorithms, sortings	2400	x1853
797F	Mice and Holes data structures, dp, greedy, sortings	2600	x1094
794C	Naming Company games, greedy, sortings	1800	x3042
793C	Mice problem geometry, implementation, math, sortings	2300	x1233
792A	New Bus Route implementation, sortings	1100	x8815
785B	Anton and Classes greedy, sortings	1100	x10151
779C	Dishonest Sellers constructive algorithms, greedy, sortings	1200	x11651
778E	Selling Numbers dp, sortings	3000	x302
777E	Hanoi Factory brute force, data structures, dp, greedy, sortings	2000	x3883
777B	Game of Credit Cards data structures, dp, greedy, sortings	1300	x9360
774D	Lie or Truth *special problem, constructive algorithms, implementation, sortings	1500	x1908
773E	Blog Post Rating data structures, sortings	3000	x327
769A	Year of University Entrance *special problem, implementation, sortings	800	x5589
768C	Jon Snow and his Favourite Number brute force, dp, implementation, sortings	1800	x3773
768A	Oath of the Night's Watch constructive algorithms, sortings	900	x26340
767D	Cartons of milk binary search, data structures, greedy, sortings, two pointers	2100	x2199
766B	Mahmoud and a Triangle constructive algorithms, geometry, greedy, math, number theory, sortings	1000	x31383
762B	USB vs. PS/2 greedy, implementation, sortings, two pointers	1400	x7566
761D	Dasha and Very Difficult Problem binary search, brute force, constructive algorithms, greedy, sortings	1700	x3946
757C	Felicity is Coming! data structures, hashing, sortings, strings	1900	x2312
755B	PolandBall and Game binary search, data structures, games, greedy, sortings, strings	1100	x10973
754D	Fedor and coupons binary search, data structures, greedy, sortings	2100	x2139
747D	Winter Is Coming dp, greedy, sortings	1800	x3015
739E	Gosha is hunting brute force, data structures, dp, flows, math, probabilities, sortings	3000	x2070
735B	Urbanization greedy, number theory, sortings	1100	x8314
732E	Sockets greedy, sortings	2100	x1590
732D	Exams binary search, greedy, sortings	1700	x5414
731D	80-th Level Archeology brute force, data structures, greedy, sortings	2200	x1156
729E	Subordinates constructive algorithms, data structures, graphs, greedy, sortings	1900	x2155
729C	Road to Cinema binary search, greedy, sortings	1700	x3854
724C	Ray Tracing greedy, hashing, implementation, math, number theory, sortings	1800	x2117
723A	The New Year: Meeting Friends implementation, math, sortings	800	x71905
721B	Passwords implementation, math, sortings, strings	1100	x11994
720D	Slalom data structures, dp, sortings	3100	x225
717C	Potions Homework implementation, sortings	1200	x3895
714B	Filya and Homework implementation, sortings	1200	x14066
713C	Sonya and Problem Wihtout a Legend dp, sortings	2300	x4831
710B	Optimal Point on a Line brute force, sortings	1400	x8546
709B	Checkpoints greedy, implementation, sortings	1500	x4709
687D	Dividing Kingdom II brute force, data structures, dsu, graphs, sortings	2500	x856
686B	Little Robber Girl's Zoo constructive algorithms, implementation, sortings	1100	x7723
685D	Kay and Eternity brute force, implementation, sortings	2600	x478
682B	Alyona and Mex sortings	1200	x11123
681E	Runaway to a Shadow geometry, sortings	2500	x456
675C	Money Transfers constructive algorithms, data structures, greedy, sortings	2100	x3431
670C	Cinema implementation, sortings	1300	x8946
665F	Four Divisors data structures, dp, math, number theory, sortings, two pointers	2400	x579
659F	Polycarp and Hay dfs and similar, dsu, graphs, greedy, sortings	2000	x1756
659B	Qualifying Contest constructive algorithms, sortings	1300	x6184
653A	Bear and Three Balls brute force, implementation, sortings	900	x8024
652D	Nested Segments data structures, sortings	1800	x3823
652C	Foe Pairs combinatorics, sortings, two pointers	1800	x3110
652B	z-sort sortings	1000	x9904
651B	Beautiful Paintings greedy, sortings	1200	x11402
649E	Автобус binary search, data structures, greedy, sortings	2100	x104
649C	Печать условий constructive algorithms, greedy, sortings	1500	x440
648D	Собачки и миски data structures, greedy, sortings	1900	x222
648B	Собери стол constructive algorithms, sortings	800	x1255
644C	Hostname Aliases *special problem, binary search, data structures, implementation, sortings, strings	2100	x910
639E	Bear and Paradox binary search, greedy, math, sortings	2800	x569
639D	Bear and Contribution data structures, greedy, sortings, two pointers	2400	x780
637B	Chat Order *special problem, binary search, constructive algorithms, data structures, sortings	1200	x15155
633C	Spy Syndrome 2 data structures, dp, hashing, implementation, sortings, string suffix structures, strings	1900	x2680
632C	The Smallest String Concatenation sortings, strings	1700	x7312
631C	Report data structures, sortings	1700	x3749
624B	Making a String greedy, sortings	1100	x7918
622E	Ants in Leaves dfs and similar, greedy, sortings, trees	2200	x1996
613D	Kingdom and its Cities dfs and similar, divide and conquer, dp, graphs, sortings, trees	2800	x2705
613B	Skills binary search, brute force, dp, greedy, sortings, two pointers	1900	x2175
612D	The Union of k-Segments greedy, sortings	1800	x3700
611E	New Year and Three Musketeers data structures, greedy, sortings	2400	x856
609A	USB Flash Drives greedy, implementation, sortings	800	x16864
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x27792
599C	Day at the Beach sortings	1600	x4574