Problemset - Codeforces

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Codeforces Round 961 (Div. 2)
05:16:02
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Problems

#	Name
507C	Guess Your Way Out! implementation, math, trees	1700	x4305
507B	Amr and Pins geometry, math	1400	x24168
507A	Amr and Music greedy, implementation, sortings	1000	x17824
506E	Mr. Kitayuta's Gift combinatorics, dp, matrices, strings	3000	x711
506D	Mr. Kitayuta's Colorful Graph brute force, dfs and similar, dsu, graphs	2400	x2057
505E	Mr. Kitayuta vs. Bamboos binary search, greedy	2900	x1353
505D	Mr. Kitayuta's Technology dfs and similar	2200	x2488
505C	Mr. Kitayuta, the Treasure Hunter dfs and similar, dp, two pointers	1900	x6243
505B	Mr. Kitayuta's Colorful Graph dfs and similar, dp, dsu, graphs	1400	x12412
505A	Mr. Kitayuta's Gift brute force, implementation, strings	1100	x6636
504E	Misha and LCP on Tree binary search, dfs and similar, hashing, string suffix structures, trees	3000	x890
504D	Misha and XOR bitmasks	2700	x300
501E	Misha and Palindrome Degree binary search, combinatorics, implementation	2500	x771
501D	Misha and Permutations Summation data structures	2000	x2370
501C	Misha and Forest constructive algorithms, data structures, greedy, sortings, trees	1500	x5592
501B	Misha and Changing Handles data structures, dsu, strings	1100	x15895
501A	Contest implementation	900	x22501
500G	New Year Running number theory, trees	3200	x157
500F	New Year Shopping divide and conquer, dp	2700	x706
500E	New Year Domino data structures, dp, dsu	2300	x1410
500D	New Year Santa Network combinatorics, dfs and similar, graphs, trees	1900	x3079
500C	New Year Book Reading constructive algorithms, greedy, implementation, math	1600	x5770
500B	New Year Permutation dfs and similar, dsu, graphs, greedy, math, sortings	1600	x8787
500A	New Year Transportation dfs and similar, graphs, implementation	1000	x51715
499B	Lecture implementation, strings	1000	x38370
499A	Watching a movie greedy, implementation	1000	x13869
498E	Stairs and Lines dp, matrices	2700	x454
498D	Traffic Jams in the Land data structures, dp, number theory	2400	x1101
498C	Array and Operations flows, graph matchings, number theory	2100	x3363
498B	Name That Tune dp, probabilities, two pointers	2400	x1155
498A	Crazy Town geometry	1700	x6393
497E	Subsequences Return dp, matrices	2900	x284
497D	Gears brute force, geometry, math	2900	x226
496E	Distributing Parts greedy, sortings	2100	x1645
496D	Tennis Game binary search	1900	x2995
496C	Removing Columns brute force, constructive algorithms, implementation	1500	x7674
496B	Secret Combination brute force, constructive algorithms, implementation	1500	x5841
496A	Minimum Difficulty brute force, implementation, math	900	x16244
495B	Modular Equations math, number theory	1600	x6710
495A	Digital Counter implementation	1100	x8375
494E	Sharti data structures, games	3200	x311
494D	Birthday data structures, dfs and similar, dp, trees	2700	x521
494C	Helping People dp, probabilities	2600	x845
494B	Obsessive String dp, strings	2000	x2628
494A	Treasure greedy	1500	x6163
493E	Vasya and Polynomial math	2800	x481
493D	Vasya and Chess constructive algorithms, games, math	1700	x9576
493C	Vasya and Basketball binary search, brute force, data structures, implementation, sortings, two pointers	1600	x6731
493B	Vasya and Wrestling implementation	1400	x13153
493A	Vasya and Football implementation	1300	x6059
492E	Vanya and Field math	2000	x1596
492D	Vanya and Computer Game binary search, implementation, math, sortings	1800	x3135
492C	Vanya and Exams greedy, sortings	1400	x13849
492B	Vanya and Lanterns binary search, implementation, math, sortings	1200	x73299
492A	Vanya and Cubes implementation	800	x48439
491C	Deciphering flows, graph matchings	2300	x404
491B	New York Hotel greedy, math	2100	x541
491A	Up the hill constructive algorithms, implementation	1000	x2850
490F	Treeland Tour data structures, dfs and similar, dp, trees	2200	x1601
490E	Restoring Increasing Sequence binary search, brute force, greedy, implementation	2000	x1584
490D	Chocolate brute force, dfs and similar, math, meet-in-the-middle, number theory	1900	x2076
490C	Hacking Cypher brute force, math, number theory, strings	1700	x8998
490B	Queue dsu, implementation	1500	x5946
490A	Team Olympiad greedy, implementation, sortings	800	x57387
489F	Special Matrices combinatorics, dp	2100	x1651
489E	Hiking binary search, dp	2300	x1007
489D	Unbearable Controversy of Being brute force, combinatorics, dfs and similar, graphs	1700	x6640
489C	Given Length and Sum of Digits... dp, greedy, implementation	1400	x45370
489B	BerSU Ball dfs and similar, dp, graph matchings, greedy, sortings, two pointers	1200	x47641
489A	SwapSort greedy, implementation, sortings	1200	x9935
488B	Candy Boxes brute force, constructive algorithms, math	1900	x2092
488A	Giga Tower brute force	1100	x14176
487E	Tourists data structures, dfs and similar, graphs, trees	3200	x2240
487D	Conveyor Belts data structures	2700	x841
487C	Prefix Product Sequence constructive algorithms, math, number theory	2300	x2601
487B	Strip binary search, data structures, dp, two pointers	2000	x3415
487A	Fight the Monster binary search, brute force, implementation	1800	x3698
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x2183
486D	Valid Sets dfs and similar, dp, math, trees	2100	x3882
486C	Palindrome Transformation brute force, greedy, implementation	1700	x11607
486B	OR in Matrix greedy, hashing, implementation	1300	x17271
486A	Calculating Function implementation, math	800	x113173
485B	Valuable Resources brute force, greedy	1300	x6481
485A	Factory implementation, math, matrices	1400	x8157
484E	Sign on Fence binary search, constructive algorithms, data structures	2500	x2217
484D	Kindergarten data structures, dp, greedy	2400	x2496
484C	Strange Sorting implementation, math	2600	x587
484B	Maximum Value binary search, math, sortings, two pointers	2100	x6879
484A	Bits bitmasks, constructive algorithms	1700	x11005
483B	Friends and Presents binary search, math	1800	x4017
483A	Counterexample brute force, implementation, math, number theory	1100	x22648
482E	ELCA data structures, trees	3200	x176
482D	Random Function and Tree combinatorics, dp, trees	2700	x524
482C	Game with Strings bitmasks, dp, probabilities	2600	x890
482B	Interesting Array constructive algorithms, data structures, trees	1800	x6308
482A	Diverse Permutation constructive algorithms, greedy	1200	x9580
480E	Parking Lot data structures, divide and conquer	2800	x530
480D	Parcels dp, graphs	2600	x458
479E	Riding in a Lift combinatorics, dp	1900	x5020
479D	Long Jumps binary search, greedy, implementation	1700	x4734