Problemset - Codeforces

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Problems

#	Name
1923F	Shrink-Reverse binary search, brute force, greedy, hashing, implementation, string suffix structures, strings	2800	x332
1923D	Slimes binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5896
1923C	Find B constructive algorithms, greedy	1400	x13129
1923B	Monsters Attack! dp, greedy, implementation	1100	x16135
1923A	Moving Chips greedy, implementation	800	x23232
1922E	Increasing Subsequences bitmasks, constructive algorithms, divide and conquer, greedy, math	1800	x7040
1922C	Closest Cities greedy, implementation, math	1300	x16856
1921E	Eat the Chip brute force, games, greedy, math	1600	x8904
1921D	Very Different Array data structures, greedy, sortings, two pointers	1100	x19965
1921C	Sending Messages greedy, math	900	x27284
1921B	Arranging Cats greedy, implementation	800	x31960
1921A	Square greedy, math	800	x39911
1920B	Summation Game games, greedy, math, sortings	1100	x19260
1920A	Satisfying Constraints brute force, greedy, math	800	x26470
1919F2	Wine Factory (Hard Version) data structures, dp, flows, greedy, matrices	2800	x741
1919F1	Wine Factory (Easy Version) data structures, greedy	2300	x2026
1919D	01 Tree constructive algorithms, data structures, dsu, greedy, sortings, trees	2100	x3600
1919C	Grouping Increases data structures, dp, greedy	1400	x16816
1919B	Plus-Minus Split greedy	800	x28798
1918F	Caterpillar on a Tree dfs and similar, graphs, greedy, implementation, sortings, trees	2500	x771
1918C	XOR-distance bitmasks, greedy, implementation, math	1400	x12537
1918B	Minimize Inversions constructive algorithms, data structures, greedy, implementation, sortings	900	x22096
1918A	Brick Wall constructive algorithms, greedy, implementation, math	800	x28737
1917C	Watering an Array brute force, greedy, implementation, math	1600	x9380
1916F	Group Division constructive algorithms, dfs and similar, graphs, greedy	2900	x406
1916E	Happy Life in University data structures, dfs and similar, greedy, trees	2300	x2099
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x16659
1915G	Bicycles graphs, greedy, implementation, shortest paths, sortings	1800	x5422
1915E	Romantic Glasses data structures, greedy, math	1300	x18476
1915D	Unnatural Language Processing greedy, implementation, strings	900	x27704
1914F	Programming Competition dfs and similar, dp, graph matchings, greedy, trees	1900	x3675
1914E2	Game with Marbles (Hard Version) games, greedy, sortings	1400	x11239
1914E1	Game with Marbles (Easy Version) brute force, games, greedy, sortings	1400	x11141
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x18155
1914C	Quests greedy, math	1100	x20732
1913C	Game with Multiset binary search, bitmasks, brute force, greedy	1300	x13643
1910G	Pool Records *special problem, greedy	2700	x49
1910F	Build Railway Stations *special problem, greedy, trees	2000	x159
1910D	Remove and Add *special problem, greedy	1800	x303
1910B	Security Guard *special problem, greedy	1600	x595
1909D	Split Plus K greedy, math, number theory	1900	x3972
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x9946
1907G	Lights brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation	2200	x1747
1907F	Shift and Reverse greedy, sortings	1800	x4379
1907C	Removal of Unattractive Pairs constructive algorithms, greedy, math, strings	1200	x18374
1906M	Triangle Construction greedy, math	1700	x2321
1905C	Largest Subsequence greedy, strings	1400	x11028
1905B	Begginer's Zelda greedy, trees	1100	x15262
1904D2	Set To Max (Hard Version) constructive algorithms, data structures, divide and conquer, greedy, implementation, sortings	1800	x3809
1904D1	Set To Max (Easy Version) brute force, constructive algorithms, greedy	1600	x5671
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12827
1903E	Geo Game greedy, interactive, math	2000	x1800
1903D2	Maximum And Queries (hard version) bitmasks, divide and conquer, dp, greedy	2500	x706
1903D1	Maximum And Queries (easy version) binary search, bitmasks, brute force, greedy	1700	x5068
1903C	Theofanis' Nightmare constructive algorithms, greedy	1400	x10378
1903B	StORage room bitmasks, brute force, constructive algorithms, greedy	1200	x11340
1903A	Halloumi Boxes brute force, greedy, sortings	800	x24129
1902C	Insert and Equalize brute force, constructive algorithms, greedy, math, number theory	1300	x12239
1902B	Getting Points binary search, brute force, greedy	1100	x13312
1901E	Compressed Tree dfs and similar, dp, graphs, greedy, sortings, trees	2200	x1368
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x6165
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x10679
1901B	Chip and Ribbon greedy, math	1100	x14001
1901A	Line Trip greedy, math	800	x25228
1900A	Cover in Water constructive algorithms, greedy, implementation, strings	800	x21911
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x6658
1899E	Queue Sort greedy, implementation, sortings	1300	x13911
1899C	Yarik and Array dp, greedy, two pointers	1100	x18127
1898E	Sofia and Strings data structures, greedy, sortings, strings, two pointers	2200	x2047
1898D	Absolute Beauty greedy, math	1900	x4723
1898B	Milena and Admirer greedy, math	1500	x10469
1896F	Bracket Xoring constructive algorithms, greedy, implementation, math	2600	x652
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x8599
1896B	AB Flipping greedy, strings, two pointers	900	x13372
1895G	Two Characters, Two Colors binary search, data structures, dp, flows, greedy	3100	x172
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1454
1895B	Points and Minimum Distance greedy, math, sortings	800	x19635
1893D	Colorful Constructive constructive algorithms, data structures, greedy	2600	x818
1893C	Freedom of Choice brute force, greedy, implementation	2000	x2435
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x8078
1891E	Brukhovich and Exams brute force, greedy, implementation, math, sortings	2500	x771
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x11294
1889F	Doremy's Average Tree data structures, dp, greedy, trees	3500	x68
1889C1	Doremy's Drying Plan (Easy Version) brute force, data structures, dp, greedy, sortings	2000	x3011
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x6745
1889A	Qingshan Loves Strings 2 constructive algorithms, greedy, implementation	1300	x12015
1887C	Minimum Array binary search, brute force, constructive algorithms, data structures, greedy, hashing, two pointers	2400	x1576
1886F	Diamond Theft data structures, greedy	3300	x158
1886E	I Wanna be the Team Leader bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers	2400	x1334
1884E	Hard Design greedy, implementation, math	2800	x262
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5449
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11670
1884A	Simple Design brute force, greedy, math	800	x16445
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x4875
1883G1	Dances (Easy version) binary search, greedy, two pointers	1400	x9170
1883E	Look Back bitmasks, greedy	1700	x7055
1883D	In Love data structures, greedy	1500	x9972
1882E1	Two Permutations (Easy Version) brute force, constructive algorithms, greedy, number theory	2400	x957
1882D	Tree XOR bitmasks, dfs and similar, dp, greedy, trees	1900	x4972
1882C	Card Game brute force, greedy	1500	x11315