Problemset - Codeforces

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Problems

#	Name
2052A	Adrenaline Rush constructive algorithms	1600	x955
2046B	Move Back at a Cost binary search, data structures, greedy, sortings	1600	x6259
2040C	Ordered Permutations bitmasks, combinatorics, constructive algorithms, greedy, math, two pointers	1600	x6811
2037E	Kachina's Favorite Binary String dp, greedy, interactive, two pointers	1600	x5176
2036E	Reverse the Rivers binary search, constructive algorithms, data structures, greedy	1600	x7069
2034D	Darius' Wisdom constructive algorithms, greedy, implementation, sortings	1600	x4412
2028C	Alice's Adventures in Cutting Cake binary search, dp, greedy, two pointers	1600	x6832
2018A	Cards Partition 2-sat, brute force, greedy, implementation, math	1600	x10382
2004D	Colored Portals binary search, brute force, data structures, graphs, greedy, implementation, shortest paths	1600	x10941
1996E	Decode combinatorics, data structures, implementation, math	1600	x10050
1994C	Hungry Games binary search, dp, two pointers	1600	x11011
1985G	D-Function combinatorics, math, number theory	1600	x9660
1980E	Permutation of Rows and Columns constructive algorithms, data structures, greedy, hashing, implementation, math, matrices, sortings	1600	x10759
1978D	Elections data structures, greedy, implementation, math	1600	x11508
1976C	Job Interview binary search, dp, greedy, implementation, two pointers	1600	x10551
1971F	Circle Perimeter binary search, brute force, dfs and similar, geometry, implementation, math	1600	x10284
1968E	Cells Arrangement constructive algorithms	1600	x10616
1958D	Staircase *special problem	1600	x543
1957C	How Does the Rook Move? combinatorics, dp, math	1600	x9873
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x13129
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x11189
1941E	Rudolf and k Bridges binary search, data structures, dp, two pointers	1600	x9955
1938H	Pho Restaurant	1600	x2212
1932E	Final Countdown implementation, math, number theory	1600	x8447
1928C	Physical Education Lesson brute force, math, number theory	1600	x8768
1921E	Eat the Chip brute force, games, greedy, math	1600	x9995
1920C	Partitioning the Array brute force, math, number theory	1600	x14150
1917C	Watering an Array brute force, greedy, implementation, math	1600	x10709
1910C	Poisonous Swamp special problem, special problem, implementation, implementation	1600	x651
1910B	Security Guard *special problem, greedy	1600	x687
1907E	Good Triples brute force, combinatorics, number theory	1600	x10715
1904D1	Set To Max (Easy Version) brute force, constructive algorithms, greedy	1600	x6988
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x7913
1886C	Decreasing String implementation, strings	1600	x11911
1878D	Reverse Madness data structures, greedy	1600	x8598
1875D	Jellyfish and Mex dp	1600	x9024
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x10993
1861C	Queries for the Array data structures, dfs and similar, implementation, strings, trees	1600	x10362
1857F	Sum and Product binary search, data structures, math	1600	x11940
1856C	To Become Max binary search, brute force, data structures, dp	1600	x12814
1849C	Binary String Copying binary search, brute force, data structures, hashing, strings	1600	x10810
1843E	Tracking Segments binary search, brute force, data structures, two pointers	1600	x12856
1840E	Character Blocking data structures, hashing, implementation	1600	x8210
1833E	Round Dance dfs and similar, dsu, graphs, shortest paths	1600	x12295
1829G	Hits Different data structures, dp, implementation, math	1600	x10841
1822E	Making Anti-Palindromes greedy, math, strings	1600	x10725
1811D	Umka and a Long Flight constructive algorithms, implementation, math	1600	x7675
1806C	Sequence Master brute force, constructive algorithms, math	1600	x7759
1801A	The Very Beautiful Blanket bitmasks, constructive algorithms	1600	x8730
1798D	Shocking Arrangement constructive algorithms, greedy, math	1600	x10330
1797C	Li Hua and Chess constructive algorithms, greedy, interactive	1600	x7848
1796C	Maximum Set binary search, math	1600	x10657
1795D	Triangle Coloring combinatorics, math	1600	x9473
1787C	Remove the Bracket dp, greedy, math	1600	x7209
1781C	Equal Frequencies brute force, constructive algorithms, greedy, implementation, sortings, strings	1600	x7837
1779C	Least Prefix Sum data structures, greedy	1600	x12619
1778C	Flexible String bitmasks, brute force, strings	1600	x8456
1775C	Interesting Sequence bitmasks, math	1600	x10768
1774D	Same Count One brute force, constructive algorithms, greedy, implementation, two pointers	1600	x8058
1771C	Hossam and Trainees greedy, math, number theory	1600	x9905
1766D	Lucky Chains math, number theory	1600	x9095
1753B	Factorial Divisibility math, number theory	1600	x13052
1748C	Zero-Sum Prefixes brute force, data structures, dp, greedy, implementation	1600	x11358
1741E	Sending a Sequence Over the Network dp	1600	x12775
1730B	Meeting on the Line binary search, geometry, greedy, implementation, math, ternary search	1600	x13096
1722E	Counting Rectangles brute force, data structures, dp, implementation	1600	x11179
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x9241
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x13811
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x10956
1702E	Split Into Two Sets dfs and similar, dsu, graphs	1600	x13692
1698D	Fixed Point Guessing binary search, constructive algorithms, interactive	1600	x9574
1689C	Infected Tree dfs and similar, dp, trees	1600	x11457
1687A	The Enchanted Forest brute force, greedy	1600	x10500
1680C	Binary String binary search, greedy, strings, two pointers	1600	x10097
1677A	Tokitsukaze and Strange Inequality brute force, data structures, dp	1600	x8551
1671D	Insert a Progression brute force, constructive algorithms, greedy	1600	x7774
1665C	Tree Infection binary search, greedy, sortings, trees	1600	x8478
1660E	Matrix and Shifts brute force, constructive algorithms, greedy, implementation	1600	x7419
1660D	Maximum Product Strikes Back brute force, implementation, math, two pointers	1600	x8841
1658D1	388535 (Easy Version) bitmasks, math	1600	x9204
1633D	Make Them Equal dp, greedy	1600	x14460
1632C	Strange Test binary search, bitmasks, brute force, dp, math	1600	x12887
1623C	Balanced Stone Heaps binary search, greedy	1600	x12362
1622C	Set or Decrease binary search, brute force, greedy, sortings	1600	x13279
1615C	Menorah brute force, graphs, greedy, math	1600	x8498
1612D	X-Magic Pair math, number theory	1600	x9347
1610C	Keshi Is Throwing a Party binary search, greedy	1600	x11884
1609D	Social Network dsu, graphs, greedy, implementation, trees	1600	x7392
1607E	Robot on the Board 1 implementation	1600	x9435
1603B	Moderate Modular Mode constructive algorithms, math, number theory	1600	x13765
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x12658
1582D	Vupsen, Pupsen and 0 constructive algorithms, math	1600	x10672
1567C	Carrying Conundrum bitmasks, combinatorics, dp, math	1600	x12276
1566D2	Seating Arrangements (hard version) data structures, greedy, implementation, sortings, two pointers	1600	x7927
1555D	Say No to Palindromes brute force, constructive algorithms, dp, strings	1600	x12628
1542C	Strange Function math, number theory	1600	x14458
1539D	PriceFixed binary search, greedy, implementation, sortings, two pointers	1600	x11788
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x13274
1530D	Secret Santa constructive algorithms, flows, graphs, greedy, math	1600	x9327
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x15143

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