Problemset - Codeforces

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Pinely Round 4 (Div. 1 + Div. 2)
04:07:35
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Problems

#	Name
661F	Primes in Interval *special problem	1900	x259
661B	Seasons *special problem	1900	x228
661A	Lazy Caterer Sequence *special problem	1300	x633
660D	Number of Parallelograms geometry	1900	x3916
660C	Hard Process binary search, dp, two pointers	1600	x9240
659E	New Reform data structures, dfs and similar, dsu, graphs, greedy	1600	x7396
659D	Bicycle Race geometry, implementation, math	1500	x6242
659B	Qualifying Contest constructive algorithms, sortings	1300	x6224
656G	You're a Professional *special problem	1900	x482
656F	Ace It! *special problem	1900	x890
656B	Scrambled *special problem, implementation	1700	x1645
656A	Da Vinci Powers *special problem	1900	x3590
653C	Bear and Up-Down brute force, implementation	1900	x1635
653B	Bear and Compressing brute force, dfs and similar, dp, strings	1300	x4928
652D	Nested Segments data structures, sortings	1800	x3900
652C	Foe Pairs combinatorics, sortings, two pointers	1800	x3148
652A	Gabriel and Caterpillar implementation, math	1400	x4591
650B	Image Preview binary search, brute force, dp, two pointers	1900	x3322
650A	Watchmen data structures, geometry, math	1400	x15280
649D	Дефрагментация памяти constructive algorithms, greedy, implementation	1600	x346
649C	Печать условий constructive algorithms, greedy, sortings	1500	x443
649B	Этажи constructive algorithms	1400	x527
648D	Собачки и миски data structures, greedy, sortings	1900	x228
645D	Robot Rapping Results Report binary search, dp, graphs	1800	x2837
645C	Enduring Exodus binary search, two pointers	1600	x3194
644B	Processing Queries *special problem, constructive algorithms, data structures, two pointers	1700	x2634
643B	Bear and Two Paths constructive algorithms, graphs	1600	x3153
643A	Bear and Colors implementation	1500	x4125
641C	Little Artem and Dance brute force, constructive algorithms, implementation	1800	x2897
641B	Little Artem and Matrix implementation	1400	x3840
639B	Bear and Forgotten Tree 3 constructive algorithms, graphs, trees	1600	x6459
638D	Three-dimensional Turtle Super Computer brute force, dfs and similar, graphs	1800	x704
638C	Road Improvement *special problem, dfs and similar, graphs, greedy, trees	1800	x1552
638B	Making Genome in Berland *special problem, dfs and similar, strings	1500	x1954
637D	Running with Obstacles *special problem, data structures, dp, greedy	1600	x1984
637C	Promocodes with Mistakes *special problem, brute force, constructive algorithms, implementation	1400	x2415
634A	Island Puzzle constructive algorithms, implementation	1300	x3156
633C	Spy Syndrome 2 data structures, dp, hashing, implementation, sortings, string suffix structures, strings	1900	x2719
633B	A Trivial Problem brute force, constructive algorithms, math, number theory	1300	x6602
632C	The Smallest String Concatenation sortings, strings	1700	x7517
632B	Alice, Bob, Two Teams brute force, constructive algorithms	1400	x3944
631C	Report data structures, sortings	1700	x3764
630Q	Pyramids geometry, math	1700	x1252
630N	Forecast math	1300	x4605
630M	Turn geometry, math	1800	x1137
630L	Cracking the Code implementation, math	1400	x3528
630K	Indivisibility math, number theory	1500	x5183
630I	Parking Lot combinatorics, math	1700	x6544
630H	Benches combinatorics, math	1400	x4893
630G	Challenge Pennants combinatorics, math	1600	x2702
630F	Selection of Personnel combinatorics, math	1300	x6713
630E	A rectangle math	1900	x2299
628C	Bear and String Distance greedy, strings	1300	x5773
628B	New Skateboard dp	1300	x10504
627B	Factory Repairs data structures	1700	x2746
627A	XOR Equation dp, math	1700	x4057
626D	Jerry's Protest brute force, combinatorics, dp, probabilities	1800	x2695
626C	Block Towers brute force, greedy, math, number theory	1600	x4316
626B	Cards constructive algorithms, dp, math	1300	x6568
625C	K-special Tables constructive algorithms, implementation	1300	x6786
625A	Guest From the Past implementation, math	1700	x5373
623A	Graph and String constructive algorithms, graphs	1800	x4420
622D	Optimal Number Permutation constructive algorithms	1900	x2907
622C	Not Equal on a Segment data structures, implementation	1700	x6347
621C	Wet Shark and Flowers combinatorics, math, number theory, probabilities	1700	x5388
621B	Wet Shark and Bishops combinatorics, implementation	1300	x10888
620C	Pearls in a Row greedy	1500	x6588
618C	Constellation geometry, implementation	1600	x4209
617D	Polyline constructive algorithms, implementation	1700	x4180
617C	Watering Flowers implementation	1600	x4826
617B	Chocolate combinatorics	1300	x17622
616D	Longest k-Good Segment binary search, data structures, two pointers	1600	x9072
616C	The Labyrinth dfs and similar	1600	x5479
615B	Longtail Hedgehog dp, graphs	1600	x5003
614B	Gena's Code implementation, math	1400	x6841
614A	Link/Cut Tree brute force, implementation	1500	x7425
613B	Skills binary search, brute force, dp, greedy, sortings, two pointers	1900	x2182
613A	Peter and Snow Blower binary search, geometry, ternary search	1900	x3199
612D	The Union of k-Segments greedy, sortings	1800	x3756
612C	Replace To Make Regular Bracket Sequence data structures, expression parsing, math	1400	x7861
612A	The Text Splitting brute force, implementation, strings	1300	x7106
611C	New Year and Domino dp, implementation	1500	x8406
611B	New Year and Old Property bitmasks, brute force, implementation	1300	x9946
610C	Harmony Analysis constructive algorithms	1800	x2811
610B	Vika and Squares constructive algorithms, implementation	1300	x7148
609C	Load Balancing implementation, math	1500	x6421
608B	Hamming Distance Sum combinatorics, strings	1500	x6719
607B	Zuma dp	1900	x11526
607A	Chain Reaction binary search, dp	1600	x9448
606B	Testing Robots implementation	1600	x2737
605B	Lazy Student constructive algorithms, data structures, graphs	1700	x3413
605A	Sorting Railway Cars constructive algorithms, greedy	1600	x7075
604B	More Cowbell binary search, greedy	1400	x8349
603B	Moodular Arithmetic combinatorics, dfs and similar, dsu, math, number theory	1800	x2551
603A	Alternative Thinking dp, greedy, math	1600	x7599
602B	Approximating a Constant Range dp, implementation, two pointers	1400	x10639
601A	The Two Routes graphs, shortest paths	1600	x11658
600C	Make Palindrome constructive algorithms, greedy, strings	1800	x5965
600B	Queries about less or equal elements binary search, data structures, sortings, two pointers	1300	x28586
600A	Extract Numbers implementation, strings	1600	x5133