Problemset - Codeforces

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Problems

#	Name
1989C	Two Movies greedy, math	1400	x14589
1986D	Mathematical Problem brute force, dp, greedy, implementation, math, two pointers	1400	x12904
1983C	Have Your Cake and Eat It Too binary search, brute force, greedy, implementation	1400	x10244
1980D	GCD-sequence greedy, implementation, math, number theory	1400	x12635
1974D	Ingenuity-2 constructive algorithms, greedy, implementation	1400	x13290
1974C	Beautiful Triple Pairs combinatorics, data structures	1400	x14281
1970C1	Game on Tree (Easy) games	1400	x2685
1967B1	Reverse Card (Easy Version) brute force, math, number theory	1400	x11968
1967A	Permutation Counting binary search, greedy, implementation, math, sortings	1400	x11190
1965A	Everything Nim games, greedy, math, sortings	1400	x12220
1958B	Clock in the Pool *special problem, math	1400	x760
1955D	Inaccurate Subsequence Search data structures, two pointers	1400	x14185
1951C	Ticket Hoarding greedy, math, sortings	1400	x10752
1932D	Card Game greedy, implementation	1400	x10719
1932C	LR-remainders brute force, data structures, implementation, math, two pointers	1400	x14761
1931E	Anna and the Valentine's Day Gift games, greedy, math, sortings	1400	x14434
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13997
1927E	Klever Permutation constructive algorithms, math, two pointers	1400	x13176
1923C	Find B constructive algorithms, greedy	1400	x14096
1919C	Grouping Increases data structures, dp, greedy	1400	x17715
1918C	XOR-distance bitmasks, greedy, implementation, math	1400	x13255
1914E2	Game with Marbles (Hard Version) games, greedy, sortings	1400	x11730
1914E1	Game with Marbles (Easy Version) brute force, games, greedy, sortings	1400	x11619
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x10506
1907D	Jumping Through Segments binary search, constructive algorithms	1400	x12897
1905C	Largest Subsequence greedy, strings	1400	x11563
1904C	Array Game binary search, brute force, data structures, sortings, two pointers	1400	x11653
1903C	Theofanis' Nightmare constructive algorithms, greedy	1400	x11145
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x11235
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x9109
1895C	Torn Lucky Ticket brute force, dp, hashing, implementation, math	1400	x10551
1893A	Anonymous Informant brute force, dfs and similar, graphs, implementation	1400	x11753
1883G1	Dances (Easy version) binary search, greedy, two pointers	1400	x10004
1883F	You Are So Beautiful data structures	1400	x8863
1878E	Iva & Pav binary search, bitmasks, data structures, greedy	1400	x11905
1875C	Jellyfish and Green Apple bitmasks, greedy, math, number theory	1400	x11241
1866B	Battling with Numbers combinatorics, math, number theory	1400	x7448
1863D	Two-Colored Dominoes constructive algorithms, greedy	1400	x9220
1860C	Game on Permutation data structures, dp, games, greedy	1400	x12867
1854A1	Dual (Easy Version) constructive algorithms, math	1400	x13724
1847C	Vampiric Powers, anyone? bitmasks, brute force, dp, greedy	1400	x12528
1845C	Strong Password binary search, dp, greedy, strings	1400	x13769
1844D	Row Major constructive algorithms, greedy, math, number theory, strings	1400	x11995
1840D	Wooden Toy Festival binary search, greedy, sortings	1400	x13343
1838C	No Prime Differences constructive algorithms, math, number theory	1400	x13920
1837D	Bracket Coloring constructive algorithms, greedy	1400	x14050
1833D	Flipper brute force, constructive algorithms, greedy	1400	x13025
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12959
1824A	LuoTianyi and the Show greedy, implementation	1400	x11038
1805C	Place for a Selfie binary search, data structures, geometry, math	1400	x12274
1800E1	Unforgivable Curse (easy version) brute force, constructive algorithms, dsu, graphs, greedy, strings	1400	x12452
1790E	Vlad and a Pair of Numbers bitmasks, constructive algorithms	1400	x14638
1773E	Easy Assembly greedy, sortings	1400	x4761
1772D	Absolute Sorting constructive algorithms, math	1400	x15404
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x13624
1769B2	Копирование файлов II *special problem, binary search, brute force, math	1400	x864
1764C	Doremy's City Construction graphs, greedy	1400	x9241
1762C	Binary Strings are Fun combinatorics, math	1400	x9021
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9339
1759D	Make It Round brute force, number theory	1400	x12914
1758C	Almost All Multiples greedy, number theory	1400	x13288
1750C	Complementary XOR constructive algorithms, implementation	1400	x9405
1749C	Number Game binary search, data structures, games, greedy, implementation	1400	x13680
1748B	Diverse Substrings brute force, implementation, strings	1400	x14770
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10796
1735C	Phase Shift dfs and similar, dsu, graphs, greedy, implementation, strings	1400	x9723
1733D1	Zero-One (Easy Version) constructive algorithms, greedy, math	1400	x13160
1728C	Digital Logarithm data structures, greedy, sortings	1400	x15590
1721C	Min-Max Array Transformation binary search, greedy, two pointers	1400	x13140
1719C	Fighting Tournament binary search, data structures, implementation, two pointers	1400	x13027
1714E	Add Modulo 10 brute force, math, number theory	1400	x15906
1706C	Qpwoeirut And The City dp, flows, greedy, implementation	1400	x14618
1705C	Mark and His Unfinished Essay brute force, implementation	1400	x13159
1701C	Schedule Management binary search, greedy, implementation, two pointers	1400	x16318
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x14130
1696C	Fishingprince Plays With Array constructive algorithms, greedy, implementation, math	1400	x11444
1692G	2^Sort data structures, dp, sortings, two pointers	1400	x16801
1691C	Sum of Substrings brute force, constructive algorithms, greedy, math, strings	1400	x15333
1684C	Column Swapping brute force, constructive algorithms, greedy, implementation, sortings	1400	x12160
1682C	LIS or Reverse LIS? constructive algorithms, greedy, implementation, math	1400	x14439
1679C	Rooks Defenders data structures, implementation	1400	x10090
1676H1	Maximum Crossings (Easy Version) brute force	1400	x13660
1670C	Where is the Pizza? data structures, dfs and similar, dsu, graphs, implementation, math	1400	x9753
1654C	Alice and the Cake data structures, greedy, implementation, sortings	1400	x13324
1648A	Weird Sum combinatorics, data structures, geometry, math, matrices, sortings	1400	x12218
1644C	Increase Subarray Sums brute force, dp, greedy, implementation	1400	x13572
1634B	Fortune Telling bitmasks, math	1400	x16094
1628A	Meximum Array binary search, constructive algorithms, greedy, implementation, math, two pointers	1400	x15395
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14256
1624D	Palindromes Coloring binary search, greedy, sortings, strings	1400	x16606
1609C	Complex Market Analysis binary search, dp, implementation, number theory, schedules, two pointers	1400	x9605
1606C	Banknotes greedy, number theory	1400	x13957
1605C	Dominant Character brute force, greedy, implementation, strings	1400	x16617
1600J	Robot Factory bitmasks, dfs and similar	1400	x3833
1579D	Productive Meeting constructive algorithms, graphs, greedy	1400	x15684
1573B	Swaps greedy, math, sortings	1400	x14324
1559D1	Mocha and Diana (Easy Version) brute force, constructive algorithms, dsu, graphs, greedy, trees	1400	x13494
1551B2	Wonderful Coloring - 2 binary search, constructive algorithms, data structures, greedy	1400	x15267
1548A	Web of Lies brute force, graphs, greedy	1400	x16203
1540A	Great Graphs constructive algorithms, graphs, greedy, shortest paths, sortings	1400	x13793

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