Problemset - Codeforces

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Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2)
02:07:23
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Problems

#	Name
596D	Wilbur and Trees dp, math, probabilities, sortings	2300	x680
594C	Edo and Magnets brute force, greedy, implementation, two pointers	2300	x677
594A	Warrior and Archer games	2300	x1698
593C	Beautiful Function constructive algorithms, math	2200	x279
592D	Super M dfs and similar, dp, graphs, trees	2200	x2553
590D	Top Secret Task dp	2300	x1153
590C	Three States dfs and similar, graphs, shortest paths	2200	x2707
590B	Chip 'n Dale Rescue Rangers binary search, geometry, math	2100	x1889
587C	Duff in the Army data structures, trees	2200	x3750
587B	Duff in Beach dp	2100	x1383
585D	Lizard Era: Beginning meet-in-the-middle	2300	x1592
584E	Anton and Ira constructive algorithms, greedy, math	2300	x1414
576C	Points on Plane constructive algorithms, divide and conquer, geometry, greedy, sortings	2100	x3274
576B	Invariance of Tree constructive algorithms, dfs and similar, greedy, trees	2100	x1789
575G	Run for beer dfs and similar, shortest paths	2200	x868
575F	Bulbo dp, greedy	2100	x990
575B	Bribes dfs and similar, graphs, trees	2200	x1050
573C	Bear and Drawing constructive algorithms, dfs and similar, trees	2300	x959
571A	Lengthening Sticks combinatorics, implementation, math	2100	x2213
570E	Pig and Palindromes combinatorics, dp	2300	x1833
570D	Tree Requests binary search, bitmasks, constructive algorithms, dfs and similar, graphs, trees	2200	x6839
567E	President and Roads dfs and similar, graphs, hashing, shortest paths	2200	x1680
566A	Matching Names dfs and similar, strings, trees	2300	x879
559C	Gerald and Giant Chess combinatorics, dp, math, number theory	2200	x6300
558E	A Simple Task data structures, sortings, strings	2300	x5806
558D	Guess Your Way Out! II data structures, implementation, sortings	2300	x1118
557E	Ann and Half-Palindrome data structures, dp, graphs, string suffix structures, strings, trees	2300	x1071
555C	Case of Chocolate data structures	2200	x1951
553D	Nudist Beach binary search, graphs, greedy	2300	x991
553C	Love Triangles dfs and similar, dsu, graphs	2200	x1760
552E	Vanya and Brackets brute force, dp, expression parsing, greedy, implementation, strings	2100	x1604
551D	GukiZ and Binary Operations combinatorics, implementation, math, matrices, number theory	2100	x1948
551C	GukiZ hates Boxes binary search, greedy	2200	x3504
550E	Brackets in Implications constructive algorithms, greedy, implementation, math	2200	x1383
549H	Degenerate Matrix binary search, math	2100	x1964
549G	Happy Line constructive algorithms, greedy, sortings	2200	x2405
549C	The Game Of Parity games	2200	x1722
549B	Looksery Party constructive algorithms, dfs and similar, graphs, greedy	2300	x1485
547C	Mike and Foam bitmasks, combinatorics, dp, math, number theory	2300	x2767
547A	Mike and Frog brute force, greedy, implementation, math	2200	x2379
546E	Soldier and Traveling flows, graphs, math	2100	x3510
543D	Road Improvement dp, trees	2300	x2585
543B	Destroying Roads constructive algorithms, graphs, shortest paths	2100	x4052
542F	Quest dp, greedy	2100	x919
540E	Infinite Inversions binary search, data structures, implementation, sortings, trees	2100	x2056
538F	A Heap of Heaps brute force, data structures, math, sortings	2200	x1674
538E	Demiurges Play Again dfs and similar, dp, math, trees	2200	x1512
530H	Points in triangle *special problem, geometry	2100	x121
530G	Levenshtein distance *special problem	2100	x151
530F	Jumping frogs *special problem	2100	x100
526D	Om Nom and Necklace hashing, string suffix structures, strings	2200	x2125
525E	Anya and Cubes binary search, bitmasks, brute force, dp, math, meet-in-the-middle	2100	x3038
524D	Social Network greedy, two pointers	2100	x948
522C	Chicken or Fish? greedy	2100	x714
520E	Pluses everywhere combinatorics, dp, math, number theory	2200	x1840
520D	Cubes games, greedy, implementation	2100	x1538
519E	A and B and Lecture Rooms binary search, data structures, dfs and similar, dp, trees	2100	x6594
518F	Pasha and Pipe binary search, brute force, combinatorics, dp, implementation	2300	x358
518E	Arthur and Questions greedy, implementation, math, ternary search	2200	x915
515E	Drazil and Park data structures	2300	x2075
514E	Darth Vader and Tree dp, matrices	2200	x1392
510E	Fox And Dinner flows	2300	x2167
509F	Progress Monitoring dp, trees	2300	x924
509D	Restoring Numbers constructive algorithms, math	2200	x739
508E	Arthur and Brackets dp, greedy	2200	x1690
507E	Breaking Good dfs and similar, dp, graphs, shortest paths	2100	x2796
507D	The Maths Lecture dp, implementation	2200	x1714
505D	Mr. Kitayuta's Technology dfs and similar	2200	x2476
500E	New Year Domino data structures, dp, dsu	2300	x1409
498C	Array and Operations flows, graph matchings, number theory	2100	x3361
496E	Distributing Parts greedy, sortings	2100	x1645
491C	Deciphering flows, graph matchings	2300	x404
491B	New York Hotel greedy, math	2100	x541
490F	Treeland Tour data structures, dfs and similar, dp, trees	2200	x1586
489F	Special Matrices combinatorics, dp	2100	x1649
489E	Hiking binary search, dp	2300	x1007
487C	Prefix Product Sequence constructive algorithms, math, number theory	2300	x2596
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x2178
486D	Valid Sets dfs and similar, dp, math, trees	2100	x3878
484B	Maximum Value binary search, math, sortings, two pointers	2100	x6868
476E	Dreamoon and Strings dp, strings	2200	x1820
475C	Kamal-ol-molk's Painting brute force, constructive algorithms, greedy	2100	x778
474F	Ant colony data structures, math, number theory	2100	x8211
470H	Array Sorting *special problem	2300	x188
470G	Hamming Distance *special problem	2300	x95
470F	Pairwise Sums *special problem	2300	x104
467E	Alex and Complicated Task data structures, dp, greedy	2300	x770
466E	Information Graph dfs and similar, dsu, graphs, trees	2100	x2125
466D	Increase Sequence combinatorics, dp	2100	x3092
464C	Substitutes in Number dp	2100	x1842
463E	Caisa and Tree brute force, dfs and similar, math, number theory, trees	2100	x1581
461C	Appleman and a Sheet of Paper data structures, implementation	2200	x1313
460D	Little Victor and Set brute force, constructive algorithms, math	2300	x988
457C	Elections brute force	2100	x874
455C	Civilization dfs and similar, dp, dsu, ternary search, trees	2100	x5587
453C	Little Pony and Summer Sun Celebration constructive algorithms, dfs and similar, graphs	2200	x1585
452C	Magic Trick combinatorics, math, probabilities	2100	x1606
451E	Devu and Flowers bitmasks, combinatorics, number theory	2300	x3477
448E	Divisors brute force, dfs and similar, implementation, number theory	2200	x1470
444B	DZY Loves FFT probabilities	2300	x1056