Problemset - Codeforces

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Codeforces Round (Div. 2)
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Problems

#	Name
1802B	Settlement of Guinea Pigs greedy, implementation, math	1000	x13138
1800D	Remove Two Letters data structures, greedy, hashing, strings	1200	x22656
1800C2	Powering the Hero (hard version) data structures, greedy	1100	x21966
1800C1	Powering the Hero (easy version) data structures, greedy	1000	x22965
1800B	Count the Number of Pairs greedy, strings	1000	x24599
1799B	Equalize by Divide brute force, constructive algorithms, greedy, math	1200	x11103
1798B	Three Sevens brute force, data structures, greedy, implementation	1000	x16293
1797B	Li Hua and Pattern constructive algorithms, greedy	1100	x15400
1796B	Asterisk-Minor Template implementation, strings	1000	x16331
1792B	Stand-up Comedian greedy, math	1200	x20878
1791G1	Teleporters (Easy Version) greedy, sortings	1100	x21704
1791E	Negatives and Positives dp, greedy, sortings	1100	x27093
1791D	Distinct Split brute force, greedy, strings	1000	x28729
1790D	Matryoshkas data structures, greedy, sortings	1200	x19257
1790C	Premutation brute force, implementation, math	1000	x23481
1788B	Sum of Two Numbers constructive algorithms, greedy, implementation, math, probabilities	1100	x19684
1787B	Number Factorization greedy, math, number theory	1100	x13021
1784A	Monsters (easy version) brute force, greedy	1000	x14833
1781B	Going to the Cinema brute force, greedy, sortings	1000	x13410
1780B	GCD Partition brute force, greedy, math, number theory	1100	x17414
1772C	Different Differences constructive algorithms, greedy, math	1000	x23281
1770A	Koxia and Whiteboards brute force, greedy	1000	x23232
1769C1	Подкрутка I *special problem, brute force, dp, greedy	1200	x948
1769B1	Копирование файлов I *special problem, brute force, implementation, math	1000	x1331
1766B	Notepad# implementation	1000	x20727
1763B	Incinerate binary search, brute force, data structures, implementation, math, sortings	1200	x14399
1762B	Make Array Good constructive algorithms, implementation, number theory, sortings	1100	x16713
1761B	Elimination of a Ring constructive algorithms, greedy, implementation	1000	x13288
1760E	Binary Inversions data structures, greedy, math	1100	x19831
1760D	Challenging Valleys implementation, two pointers	1000	x23140
1759C	Thermostat greedy, math, shortest paths	1100	x17382
1744D	Divisibility by 2^n greedy, math, sortings	1200	x20998
1744C	Traffic Light binary search, implementation, two pointers	1000	x25918
1743C	Save the Magazines constructive algorithms, dp, greedy	1100	x18946
1742E	Scuza binary search, greedy, math	1200	x23477
1742D	Coprime brute force, greedy, number theory	1100	x22831
1741C	Minimize the Thickness brute force, greedy, math, two pointers	1100	x17552
1739B	Array Recovery constructive algorithms, greedy, math	1100	x22029
1738B	Prefix Sum Addicts constructive algorithms, greedy, math, sortings	1200	x15275
1734C	Removing Smallest Multiples greedy, math	1200	x17828
1732A	Bestie brute force, combinatorics, constructive algorithms, implementation, math, number theory	1000	x14743
1731B	Kill Demodogs greedy, math	1100	x17639
1730C	Minimum Notation data structures, greedy, math, sortings	1200	x16306
1729D	Friends and the Restaurant greedy, sortings, two pointers	1200	x19929
1725B	Basketball Together binary search, greedy, sortings	1000	x12818
1722D	Line greedy, sortings	1100	x22800
1721B	Deadly Laser implementation	1000	x21830
1720C	Corners greedy, implementation	1200	x16562
1717B	Madoka and Underground Competitions constructive algorithms, implementation	1100	x14615
1715B	Beautiful Array constructive algorithms, greedy, math	1000	x21025
1712C	Sort Zero greedy, sortings	1100	x19520
1706B	Making Towers dp, greedy, math	1100	x16368
1704C	Virus greedy, implementation, sortings	1200	x15198
1704B	Luke is a Foodie brute force, greedy, implementation	1000	x17256
1703E	Mirror Grid implementation	1200	x17703
1702D	Not a Cheap String greedy	1000	x23397
1702C	Train and Queries data structures, greedy	1100	x21930
1700B	Palindromic Numbers constructive algorithms, implementation, math	1100	x18553
1695B	Circle Game games, greedy	1000	x18271
1694B	Paranoid String constructive algorithms, greedy	1200	x18863
1692E	Binary Deque binary search, implementation, two pointers	1200	x21064
1692D	The Clock brute force, implementation	1100	x19117
1691B	Shoe Shuffling constructive algorithms, greedy, implementation, two pointers	1000	x22212
1690D	Black and White Stripe implementation, two pointers	1000	x28281
1685A	Circular Local MiniMax constructive algorithms, greedy, sortings	1100	x16798
1681C	Double Sort implementation, sortings	1200	x17193
1679B	Stone Age Problem data structures, implementation	1200	x17819
1676E	Eating Queries binary search, greedy, sortings	1100	x25565
1676D	X-Sum brute force, greedy, implementation	1000	x24679
1675C	Detective Task implementation	1100	x18058
1674D	A-B-C Sort constructive algorithms, implementation, sortings	1200	x16097
1674C	Infinite Replacement combinatorics, implementation, strings	1000	x23330
1673B	A Perfectly Balanced String? brute force, greedy, strings	1100	x14818
1672C	Unequal Array constructive algorithms, greedy, implementation	1100	x13112
1671C	Dolce Vita binary search, brute force, greedy, math	1200	x16623
1670B	Dorms War brute force, implementation, strings	1100	x12567
1669G	Fall Down dfs and similar, implementation	1200	x17858
1669F	Eating Candies binary search, data structures, greedy, two pointers	1100	x24636
1669D	Colorful Stamp implementation	1100	x21708
1659A	Red Versus Blue constructive algorithms, greedy, implementation, math	1000	x17850
1657C	Bracket Sequence Deletion greedy, implementation	1200	x16687
1656B	Subtract Operation data structures, greedy, math, two pointers	1100	x18317
1650C	Weight of the System of Nested Segments greedy, hashing, implementation, sortings	1200	x16596
1647B	Madoka and the Elegant Gift brute force, constructive algorithms, graphs, implementation	1200	x15245
1641A	Great Sequence brute force, greedy, sortings	1200	x17739
1637C	Andrew and Stones greedy, implementation	1200	x17540
1637B	MEX and Array brute force, dp, greedy, math	1100	x14726
1635C	Differential Sorting constructive algorithms, greedy	1200	x17047
1631B	Fun with Even Subarrays dp, greedy	1100	x19888
1626B	Minor Reduction greedy, strings	1100	x22609
1625B	Elementary Particles brute force, greedy, sortings	1100	x16000
1624C	Division by Two and Permutation constructive algorithms, flows, graph matchings, greedy, math	1100	x24562
1623B	Game on Ranges brute force, dfs and similar, implementation, sortings	1100	x14014
1622B	Berland Music data structures, greedy, math, sortings	1000	x20775
1620B	Triangles on a Rectangle geometry, greedy, math	1000	x20441
1619C	Wrong Addition implementation	1200	x20644
1616B	Mirror in the String greedy, strings	1100	x19508
1613B	Absent Remainder greedy, implementation, sortings	1000	x21442
1610B	Kalindrome Array greedy, two pointers	1100	x15406
1609B	William the Vigilant implementation, strings	1100	x11627