Problemset - Codeforces

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Pinely Round 4 (Div. 1 + Div. 2)
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Problems

#	Name
1763B	Incinerate binary search, brute force, data structures, implementation, math, sortings	1200	x14381
1762G	Unequal Adjacent Elements constructive algorithms, sortings	3100	x101
1762B	Make Array Good constructive algorithms, implementation, number theory, sortings	1100	x16705
1760F	Quests binary search, greedy, sortings	1500	x11842
1760C	Advantage data structures, implementation, sortings	800	x36166
1760A	Medium Number implementation, sortings	800	x56730
1759E	The Humanoid brute force, dp, sortings	1500	x10510
1746G	Olympiad Training binary search, data structures, dp, flows, geometry, implementation, sortings	3500	x92
1746D	Paths on the Tree dfs and similar, dp, greedy, sortings, trees	1900	x4526
1744D	Divisibility by 2^n greedy, math, sortings	1200	x20975
1742G	Orray bitmasks, brute force, greedy, math, sortings	1500	x10363
1742B	Increasing greedy, implementation, sortings	800	x46191
1741F	Multi-Colored Segments binary search, data structures, math, sortings	2000	x2313
1741D	Masha and a Beautiful Tree dfs and similar, divide and conquer, graphs, sortings, trees	1300	x14894
1740G	Dangerous Laser Power constructive algorithms, dsu, sortings	3100	x184
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10857
1740B	Jumbo Extra Cheese 2 geometry, greedy, sortings	800	x13678
1738B	Prefix Sum Addicts constructive algorithms, greedy, math, sortings	1200	x15261
1738A	Glory Addicts greedy, implementation, sortings	800	x13455
1736A	Make A Equal to B brute force, greedy, sortings	800	x22608
1734A	Select Three Sticks brute force, greedy, sortings	800	x20961
1733C	Parity Shuffle Sorting constructive algorithms, sortings	1300	x15384
1733A	Consecutive Sum greedy, sortings	800	x20801
1730C	Minimum Notation data structures, greedy, math, sortings	1200	x16295
1730A	Planets data structures, greedy, sortings	800	x22760
1729D	Friends and the Restaurant greedy, sortings, two pointers	1200	x19896
1728C	Digital Logarithm data structures, greedy, sortings	1400	x15631
1728A	Colored Balls: Revisited brute force, greedy, implementation, sortings	800	x24495
1726G	A Certain Magical Party combinatorics, data structures, greedy, sortings	3300	x288
1725F	Field Photography bitmasks, data structures, sortings	2100	x966
1725B	Basketball Together binary search, greedy, sortings	1000	x12767
1722D	Line greedy, sortings	1100	x22783
1721D	Maximum AND bitmasks, dfs and similar, divide and conquer, greedy, sortings	1800	x6496
1720B	Interesting Sum brute force, data structures, greedy, math, sortings	800	x20940
1713B	Optimal Reduction constructive algorithms, sortings	1000	x20984
1712C	Sort Zero greedy, sortings	1100	x19511
1707C	DFS Trees dfs and similar, dsu, graphs, greedy, sortings, trees	2400	x1460
1707B	Difference Array brute force, data structures, implementation, sortings	1900	x5637
1705D	Mark and Lightbulbs combinatorics, constructive algorithms, greedy, math, sortings	1800	x6222
1705A	Mark the Photographer greedy, sortings	800	x24986
1704C	Virus greedy, implementation, sortings	1200	x15170
1703F	Yet Another Problem About Pairs Satisfying an Inequality binary search, data structures, dp, greedy, sortings	1300	x19150
1701D	Permutation Restoration binary search, data structures, greedy, math, sortings, two pointers	1900	x5596
1698E	PermutationForces II brute force, combinatorics, greedy, sortings, trees, two pointers	2300	x1608
1697B	Promo greedy, sortings	900	x26079
1692G	2^Sort data structures, dp, sortings, two pointers	1400	x16891
1692B	All Distinct greedy, sortings	800	x33506
1691E	Number of Groups data structures, dfs and similar, dsu, graphs, greedy, sortings	2300	x1781
1690G	Count the Trains binary search, data structures, greedy, sortings	2000	x3324
1689A	Lex String brute force, greedy, implementation, sortings, two pointers	800	x16506
1688B	Patchouli's Magical Talisman bitmasks, constructive algorithms, greedy, sortings	800	x18079
1687C	Sanae and Giant Robot binary search, brute force, data structures, dsu, greedy, sortings	2500	x1356
1687B	Railway System constructive algorithms, graphs, greedy, interactive, sortings	1700	x3554
1685B	Linguistics greedy, implementation, sortings, strings	2000	x3218
1685A	Circular Local MiniMax constructive algorithms, greedy, sortings	1100	x16781
1684D	Traps constructive algorithms, greedy, sortings	1700	x9498
1684C	Column Swapping brute force, constructive algorithms, greedy, implementation, sortings	1400	x12187
1682F	MCMF? data structures, flows, graphs, greedy, sortings, two pointers	2700	x303
1682E	Unordered Swaps constructive algorithms, dfs and similar, graphs, greedy, math, sortings, trees	2700	x577
1682B	AND Sorting bitmasks, constructive algorithms, sortings	1100	x17973
1681C	Double Sort implementation, sortings	1200	x17182
1676H2	Maximum Crossings (Hard Version) data structures, divide and conquer, sortings	1500	x10445
1676F	Longest Strike data structures, greedy, implementation, sortings, two pointers	1300	x16321
1676E	Eating Queries binary search, greedy, sortings	1100	x25531
1676B	Equal Candies greedy, math, sortings	800	x46775
1674D	A-B-C Sort constructive algorithms, implementation, sortings	1200	x16093
1671E	Preorder combinatorics, divide and conquer, dp, dsu, hashing, sortings, trees	2100	x2690
1671B	Consecutive Points Segment brute force, math, sortings	1000	x18341
1670A	Prof. Slim greedy, implementation, sortings	800	x15352
1669B	Triple implementation, sortings	800	x41663
1668B	Social Distance greedy, math, sortings	900	x16467
1665C	Tree Infection binary search, greedy, sortings, trees	1600	x8208
1665B	Array Cloning Technique constructive algorithms, greedy, sortings	900	x19568
1662N	Drone Photo combinatorics, math, sortings		x713
1662I	Ice Cream Shop brute force, implementation, sortings		x2017
1658E	Gojou and Matrix Game data structures, dp, games, hashing, implementation, math, number theory, sortings	2500	x1032
1657D	For Gamers. By Gamers. binary search, brute force, greedy, math, sortings	2000	x4779
1656F	Parametric MST binary search, constructive algorithms, graphs, greedy, math, sortings	2600	x1019
1656C	Make Equal With Mod constructive algorithms, math, number theory, sortings	1200	x18869
1656A	Good Pairs math, sortings	800	x19503
1654F	Minimal String Xoration bitmasks, data structures, divide and conquer, greedy, hashing, sortings, strings	2800	x1091
1654C	Alice and the Cake data structures, greedy, implementation, sortings	1400	x13346
1654A	Maximum Cake Tastiness brute force, greedy, implementation, sortings	800	x18512
1650E	Rescheduling the Exam binary search, data structures, greedy, implementation, math, sortings	1900	x4077
1650C	Weight of the System of Nested Segments greedy, hashing, implementation, sortings	1200	x16589
1648A	Weird Sum combinatorics, data structures, geometry, math, matrices, sortings	1400	x12340
1646B	Quality vs Quantity brute force, constructive algorithms, greedy, sortings, two pointers	800	x21030
1641C	Anonymity Is Important binary search, brute force, data structures, dsu, greedy, sortings	2200	x2376
1641B	Repetitions Decoding constructive algorithms, implementation, sortings	2000	x3766
1641A	Great Sequence brute force, greedy, sortings	1200	x17736
1638B	Odd Swap Sort data structures, math, sortings	1100	x20669
1637H	Minimize Inversions Number data structures, greedy, math, sortings	3500	x310
1637A	Sorting Parts brute force, sortings	800	x22198
1635E	Cars 2-sat, constructive algorithms, dfs and similar, dsu, graphs, greedy, sortings	2200	x2195
1633E	Spanning Tree Queries binary search, data structures, dfs and similar, dsu, graphs, greedy, math, sortings, trees	2400	x1484
1630C	Paint the Middle dp, greedy, sortings, two pointers	2200	x2897
1629A	Download More RAM brute force, greedy, sortings	800	x28805
1628F	Spaceship Crisis Management binary search, data structures, geometry, sortings	3500	x86
1627B	Not Sitting games, greedy, sortings	1300	x16452
1626A	Equidistant Letters constructive algorithms, sortings	800	x28588