Problemset - Codeforces

Problems

#	Name
587D	Duff in Mafia 2-sat, binary search	3100	x758
587C	Duff in the Army data structures, trees	2200	x3981
587B	Duff in Beach dp	2100	x1425
585F	Digits of Number Pi dp, implementation, strings	3200	x687
585E	Present for Vitalik the Philatelist combinatorics, math, number theory	2900	x1114
585D	Lizard Era: Beginning meet-in-the-middle	2300	x1637
585C	Alice, Bob, Oranges and Apples number theory	2400	x988
585B	Phillip and Trains dfs and similar, graphs, shortest paths	1700	x3580
585A	Gennady the Dentist brute force, implementation	1800	x4341
584E	Anton and Ira constructive algorithms, greedy, math	2300	x1430
584D	Dima and Lisa brute force, math, number theory	1800	x9473
584C	Marina and Vasya constructive algorithms, greedy, strings	1700	x6257
582E	Boolean Function bitmasks, dp, expression parsing	3000	x499
582D	Number of Binominal Coefficients dp, math, number theory	3300	x658
582C	Superior Periodic Subarrays number theory	2400	x746
582B	Once Again... constructive algorithms, dp, matrices	1900	x3449
582A	GCD Table constructive algorithms, greedy, number theory	1700	x7821
581F	Zublicanes and Mumocrates dp, trees, two pointers	2400	x879
581E	Kojiro and Furrari dp, greedy	2800	x191
581D	Three Logos bitmasks, brute force, constructive algorithms, geometry, implementation, math	1700	x3774
580E	Kefa and Watch data structures, hashing, strings	2500	x2089
580D	Kefa and Dishes bitmasks, dp	1800	x9936
578F	Mirror Box matrices, trees	3200	x552
578E	Walking! constructive algorithms, greedy	2700	x643
578D	LCS Again dp, greedy	2700	x874
578C	Weakness and Poorness ternary search	2000	x4514
578B	"Or" Game brute force, greedy	1700	x5232
578A	A Problem about Polyline geometry, math	1700	x4773
577B	Modulo Sum combinatorics, data structures, dp, two pointers	1900	x12341
576E	Painting Edges binary search, data structures	3300	x1249
576D	Flights for Regular Customers dp, matrices	2700	x1422
576C	Points on Plane constructive algorithms, divide and conquer, geometry, greedy, sortings	2100	x3484
576B	Invariance of Tree constructive algorithms, dfs and similar, greedy, trees	2100	x1815
575I	Robots protection data structures	2800	x466
575H	Bots combinatorics, dp, math, number theory	1800	x1692
575G	Run for beer dfs and similar, shortest paths	2200	x893
575F	Bulbo dp, greedy	2100	x1040
575E	Spectator Riots geometry	2800	x288
575D	Tablecity constructive algorithms, implementation	1700	x1878
575C	Party bitmasks, brute force, graph matchings	2700	x223
575B	Bribes dfs and similar, graphs, trees	2200	x1079
575A	Fibonotci data structures, math, matrices	2700	x808
573E	Bear and Bowling data structures, greedy	3200	x1763
573D	Bear and Cavalry data structures, divide and conquer, dp	3000	x567
573C	Bear and Drawing constructive algorithms, dfs and similar, trees	2300	x971
573B	Bear and Blocks binary search, data structures, dp, math	1600	x5960
571E	Geometric Progressions math	3200	x270
571D	Campus binary search, data structures, dsu, trees	3100	x683
571C	CNF 2 constructive algorithms, dfs and similar, graphs, greedy	2500	x671
571B	Minimization dp, greedy, sortings	2000	x2657
571A	Lengthening Sticks combinatorics, implementation, math	2100	x2330
570E	Pig and Palindromes combinatorics, dp	2300	x1909
570D	Tree Requests binary search, bitmasks, constructive algorithms, dfs and similar, graphs, trees	2200	x7338
570C	Replacement constructive algorithms, data structures, implementation	1600	x9188
568E	Longest Increasing Subsequence data structures, dp	3000	x600
568D	Sign Posts brute force, geometry, math	2800	x308
568C	New Language 2-sat, greedy	2600	x867
568B	Symmetric and Transitive combinatorics, dp, math	1900	x2252
568A	Primes or Palindromes? brute force, implementation, math, number theory	1600	x5119
567F	Mausoleum dp	2400	x586
567E	President and Roads dfs and similar, graphs, hashing, shortest paths	2200	x1777
567D	One-Dimensional Battle Ships binary search, data structures, greedy, sortings	1700	x4820
567C	Geometric Progression binary search, data structures, dp	1700	x9608
566G	Max and Min geometry	2500	x336
566E	Restoring Map bitmasks, constructive algorithms, trees	3200	x637
566D	Restructuring Company data structures, dsu	1900	x3297
566C	Logistical Questions dfs and similar, divide and conquer, trees	3000	x763
566B	Replicating Processes constructive algorithms, greedy	2600	x273
566A	Matching Names dfs and similar, strings, trees	2300	x921
559E	Gerald and Path dp, sortings	3000	x948
559D	Randomizer combinatorics, geometry, probabilities	2800	x441
559C	Gerald and Giant Chess combinatorics, dp, math, number theory	2200	x6592
559B	Equivalent Strings divide and conquer, hashing, sortings, strings	1700	x10703
559A	Gerald's Hexagon brute force, geometry, math	1600	x10469
558E	A Simple Task data structures, sortings, strings	2300	x6158
558D	Guess Your Way Out! II data structures, implementation, sortings	2300	x1151
558C	Amr and Chemistry brute force, graphs, greedy, math, shortest paths	1900	x3996
557E	Ann and Half-Palindrome data structures, dp, graphs, string suffix structures, strings, trees	2300	x1091
557D	Vitaly and Cycle combinatorics, dfs and similar, graphs, math	2000	x2213
557C	Arthur and Table brute force, data structures, dp, greedy, math, sortings	1900	x4030
555E	Case of Computer Network dfs and similar, graphs, trees	2800	x2411
555D	Case of a Top Secret binary search, implementation, math	2500	x874
555C	Case of Chocolate data structures	2200	x1970
555B	Case of Fugitive data structures, greedy, sortings	2000	x3752
553E	Kyoya and Train dp, fft, graphs, math, probabilities	3200	x557
553D	Nudist Beach binary search, graphs, greedy	2300	x1005
553C	Love Triangles dfs and similar, dsu, graphs	2200	x1818
553B	Kyoya and Permutation binary search, combinatorics, constructive algorithms, greedy, implementation, math	1900	x2120
552E	Vanya and Brackets brute force, dp, expression parsing, greedy, implementation, strings	2100	x1630
552D	Vanya and Triangles brute force, combinatorics, data structures, geometry, math, sortings	1900	x4497
552C	Vanya and Scales brute force, dp, greedy, math, meet-in-the-middle, number theory	1900	x5495
551E	GukiZ and GukiZiana binary search, data structures, implementation	2500	x1876
551D	GukiZ and Binary Operations combinatorics, implementation, math, matrices, number theory	2100	x1967
551C	GukiZ hates Boxes binary search, greedy	2200	x3599
551B	ZgukistringZ brute force, constructive algorithms, implementation, strings	1800	x3861
550E	Brackets in Implications constructive algorithms, greedy, implementation, math	2200	x1397
550D	Regular Bridge constructive algorithms, graphs, implementation	1900	x3486
549H	Degenerate Matrix binary search, math	2100	x1996
549G	Happy Line constructive algorithms, greedy, sortings	2200	x2454
549F	Yura and Developers data structures, divide and conquer	2800	x895