Problemset - Codeforces

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Codeforces Round 961 (Div. 2)
05:13:54
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Problems

#	Name
582D	Number of Binominal Coefficients dp, math, number theory	3300	x613
582C	Superior Periodic Subarrays number theory	2400	x736
582B	Once Again... constructive algorithms, dp, matrices	1900	x3402
582A	GCD Table constructive algorithms, greedy, number theory	1700	x7634
581F	Zublicanes and Mumocrates dp, trees, two pointers	2400	x860
581E	Kojiro and Furrari dp, greedy	2800	x190
581D	Three Logos bitmasks, brute force, constructive algorithms, geometry, implementation, math	1700	x3552
581C	Developing Skills implementation, math, sortings	1400	x7281
581B	Luxurious Houses implementation, math	1100	x12975
581A	Vasya the Hipster implementation, math	800	x69050
580E	Kefa and Watch data structures, hashing, strings	2500	x1999
580D	Kefa and Dishes bitmasks, dp	1800	x9404
580C	Kefa and Park dfs and similar, graphs, trees	1500	x41305
580B	Kefa and Company binary search, sortings, two pointers	1500	x25667
580A	Kefa and First Steps brute force, dp, implementation	900	x86021
579B	Finding Team Member brute force, implementation, sortings	1300	x5235
579A	Raising Bacteria bitmasks	1000	x58614
578F	Mirror Box matrices, trees	3200	x542
578E	Walking! constructive algorithms, greedy	2700	x625
578D	LCS Again dp, greedy	2700	x796
578C	Weakness and Poorness ternary search	2000	x4366
578B	"Or" Game brute force, greedy	1700	x5136
578A	A Problem about Polyline geometry, math	1700	x4709
577B	Modulo Sum combinatorics, data structures, dp, two pointers	1900	x11827
577A	Multiplication Table implementation, number theory	1000	x38914
576E	Painting Edges binary search, data structures	3300	x1156
576D	Flights for Regular Customers dp, matrices	2700	x1332
576C	Points on Plane constructive algorithms, divide and conquer, geometry, greedy, sortings	2100	x3275
576B	Invariance of Tree constructive algorithms, dfs and similar, greedy, trees	2100	x1789
576A	Vasya and Petya's Game math, number theory	1500	x13574
575I	Robots protection data structures	2800	x429
575H	Bots combinatorics, dp, math, number theory	1800	x1658
575G	Run for beer dfs and similar, shortest paths	2200	x868
575F	Bulbo dp, greedy	2100	x990
575E	Spectator Riots geometry	2800	x282
575D	Tablecity constructive algorithms, implementation	1700	x1817
575C	Party bitmasks, brute force, graph matchings	2700	x219
575B	Bribes dfs and similar, graphs, trees	2200	x1051
575A	Fibonotci data structures, math, matrices	2700	x773
574B	Bear and Three Musketeers brute force, dfs and similar, graphs, hashing	1500	x7706
574A	Bear and Elections greedy, implementation	1200	x9034
573E	Bear and Bowling data structures, greedy	3200	x1574
573D	Bear and Cavalry data structures, divide and conquer, dp	3000	x459
573C	Bear and Drawing constructive algorithms, dfs and similar, trees	2300	x959
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5745
573A	Bear and Poker implementation, math, number theory	1300	x16417
572B	Order Book data structures, greedy, implementation, sortings	1300	x6812
572A	Arrays sortings	900	x16418
571E	Geometric Progressions math	3200	x253
571D	Campus binary search, data structures, dsu, trees	3100	x662
571C	CNF 2 constructive algorithms, dfs and similar, graphs, greedy	2500	x613
571B	Minimization dp, greedy, sortings	2000	x2550
571A	Lengthening Sticks combinatorics, implementation, math	2100	x2213
570E	Pig and Palindromes combinatorics, dp	2300	x1839
570D	Tree Requests binary search, bitmasks, constructive algorithms, dfs and similar, graphs, trees	2200	x6867
570C	Replacement constructive algorithms, data structures, implementation	1600	x9083
570B	Simple Game constructive algorithms, games, greedy, implementation, math	1300	x15973
570A	Elections implementation	1100	x13810
569B	Inventory greedy, math	1200	x7004
569A	Music implementation, math	1500	x4766
568E	Longest Increasing Subsequence data structures, dp	3000	x585
568D	Sign Posts brute force, geometry, math	2800	x306
568C	New Language 2-sat, greedy	2600	x804
568B	Symmetric and Transitive combinatorics, dp, math	1900	x2226
568A	Primes or Palindromes? brute force, implementation, math, number theory	1600	x5025
567F	Mausoleum dp	2400	x573
567E	President and Roads dfs and similar, graphs, hashing, shortest paths	2200	x1680
567D	One-Dimensional Battle Ships binary search, data structures, greedy, sortings	1700	x4717
567C	Geometric Progression binary search, data structures, dp	1700	x9359
567B	Berland National Library implementation	1300	x8371
567A	Lineland Mail greedy, implementation	900	x31330
566G	Max and Min geometry	2500	x334
566F	Clique in the Divisibility Graph dp, math, number theory	1500	x3568
566E	Restoring Map bitmasks, constructive algorithms, trees	3200	x604
566D	Restructuring Company data structures, dsu	1900	x3158
566C	Logistical Questions dfs and similar, divide and conquer, trees	3000	x710
566B	Replicating Processes constructive algorithms, greedy	2600	x263
566A	Matching Names dfs and similar, strings, trees	2300	x880
560B	Gerald is into Art constructive algorithms, implementation	1200	x7869
560A	Currency System in Geraldion implementation, sortings	1000	x16919
559E	Gerald and Path dp, sortings	3000	x864
559D	Randomizer combinatorics, geometry, probabilities	2800	x430
559C	Gerald and Giant Chess combinatorics, dp, math, number theory	2200	x6309
559B	Equivalent Strings divide and conquer, hashing, sortings, strings	1700	x10518
559A	Gerald's Hexagon brute force, geometry, math	1600	x10346
558E	A Simple Task data structures, sortings, strings	2300	x5815
558D	Guess Your Way Out! II data structures, implementation, sortings	2300	x1118
558C	Amr and Chemistry brute force, graphs, greedy, math, shortest paths	1900	x3955
558B	Amr and The Large Array implementation	1300	x7797
558A	Lala Land and Apple Trees brute force, implementation, sortings	1100	x10252
557E	Ann and Half-Palindrome data structures, dp, graphs, string suffix structures, strings, trees	2300	x1071
557D	Vitaly and Cycle combinatorics, dfs and similar, graphs, math	2000	x2152
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x3956
557B	Pasha and Tea constructive algorithms, implementation, math, sortings	1500	x7116
557A	Ilya and Diplomas greedy, implementation, math	1100	x8223
556B	Case of Fake Numbers brute force, implementation	1100	x7903
556A	Case of the Zeros and Ones greedy	900	x38792
555E	Case of Computer Network dfs and similar, graphs, trees	2800	x2298
555D	Case of a Top Secret binary search, implementation, math	2500	x858
555C	Case of Chocolate data structures	2200	x1951