Problemset - Codeforces

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Codeforces Round 950 (Div. 3)
44:27:02
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Problems

#	Name
1981E	Turtle and Intersected Segments data structures, dsu, graphs, greedy		x255
1981C	Turtle and an Incomplete Sequence bitmasks, constructive algorithms, greedy, implementation, math, shortest paths		x2542
1981A	Turtle and Piggy Are Playing a Game brute force, greedy, math		x14522
1977D	XORificator bitmasks, brute force, greedy, hashing	2300	x1113
1977C	Nikita and LCM brute force, data structures, dp, greedy, math, number theory, sortings	1900	x4579
1977B	Binary Colouring bitmasks, constructive algorithms, greedy, math	1100	x13667
1976F	Remove Bridges data structures, dfs and similar, dp, greedy, sortings, trees		x230
1976E	Splittable Permutations combinatorics, data structures, dfs and similar, greedy, math, trees		x503
1976C	Job Interview binary search, dp, greedy, implementation, two pointers		x7189
1976B	Increase/Decrease/Copy greedy, implementation		x16976
1975H	378QAQ and Core greedy, strings	3500	x37
1975G	Zimpha Fan Club fft, greedy, math, strings	3000	x137
1975D	Paint the Tree brute force, dfs and similar, dp, greedy, shortest paths, trees	1700	x4208
1975C	Chamo and Mocha's Array binary search, brute force, greedy	1200	x10597
1975B	378QAQ and Mocha's Array brute force, greedy, math, sortings	1000	x13166
1975A	Bazoka and Mocha's Array brute force, greedy, implementation, sortings	800	x15094
1974G	Money Buys Less Happiness Now data structures, greedy, sortings	2000	x3092
1974D	Ingenuity-2 constructive algorithms, greedy, implementation	1400	x11363
1974A	Phone Desktop greedy, math	800	x27834
1973C	Cat, Fox and Double Maximum constructive algorithms, greedy, implementation, math, sortings	1700	x6550
1973B	Cat, Fox and the Lonely Array binary search, bitmasks, data structures, greedy, math, two pointers	1300	x11349
1972A	Contest Proposal brute force, greedy, two pointers	800	x19629
1971D	Binary Cut dp, greedy, implementation, sortings, strings	1100	x20993
1969F	Card Pairing dp, greedy, hashing, implementation	3000	x148
1969E	Unique Array binary search, data structures, divide and conquer, dp, greedy	2400	x1025
1969D	Shop Game data structures, greedy, math, sortings	1900	x3645
1969B	Shifts and Sorting constructive algorithms, greedy	1000	x15670
1968D	Permutation Game brute force, dfs and similar, games, graphs, greedy, math	1300	x12460
1968B	Prefiquence greedy, two pointers	800	x24476
1967A	Permutation Counting binary search, greedy, implementation, math, sortings	1400	x10098
1966A	Card Exchange constructive algorithms, games, greedy	800	x15562
1965C	Folding Strip constructive algorithms, greedy, strings	2300	x1530
1965B	Missing Subsequence Sum bitmasks, constructive algorithms, greedy, number theory	1800	x5463
1965A	Everything Nim games, greedy, math, sortings	1400	x11112
1957B	A BIT of a Construction bitmasks, constructive algorithms, greedy, implementation	1100	x15800
1957A	Stickogon constructive algorithms, greedy	800	x20884
1956E2	Nene vs. Monsters (Hard Version) brute force, greedy, implementation, math	2700	x711
1956D	Nene and the Mex Operator bitmasks, brute force, constructive algorithms, divide and conquer, dp, greedy, implementation, math	2000	x3379
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x11176
1956B	Nene and the Card Game games, greedy	800	x19499
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x19636
1955F	Unfair Game dp, games, greedy, math, schedules	1800	x6139
1955E	Long Inversions brute force, greedy, implementation, sortings	1700	x7479
1955C	Inhabitant of the Deep Sea greedy, implementation, math	1300	x18580
1954E	Chain Reaction binary search, data structures, dsu, greedy, implementation, math, number theory	2200	x1879
1954C	Long Multiplication greedy, math, number theory	1200	x16638
1954A	Painting the Ribbon constructive algorithms, greedy, math	900	x21302
1951I	Growing Trees binary search, constructive algorithms, flows, graphs, greedy	3200	x61
1951H	Thanos Snap binary search, dp, games, greedy, trees	3200	x211
1951F	Inversion Composition constructive algorithms, data structures, greedy	2500	x669
1951E	No Palindromes brute force, constructive algorithms, divide and conquer, greedy, hashing, implementation, math, strings	2000	x3122
1951D	Buying Jewels constructive algorithms, greedy, math	2000	x4831
1951C	Ticket Hoarding greedy, math, sortings	1400	x9979
1951B	Battle Cows binary search, data structures, greedy	1200	x12555
1951A	Dual Trigger constructive algorithms, greedy, math	900	x17059
1950F	0, 1, 2, Tree! bitmasks, brute force, greedy, implementation, trees	1700	x7889
1949H	Division Avoidance greedy, math	3100	x78
1949G	Scooter graphs, greedy	2300	x663
1949F	Dating greedy, sortings, trees	2200	x798
1949C	Annual Ants' Gathering dfs and similar, dp, greedy, trees	1900	x1314
1949B	Charming Meals binary search, brute force, greedy, sortings	1500	x2125
1948E	Clique Partition brute force, constructive algorithms, graphs, greedy, implementation	2100	x2681
1948B	Array Fix brute force, dp, greedy, implementation	1100	x20898
1946D	Birthday Gift bitmasks, brute force, constructive algorithms, greedy, implementation	1900	x4169
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x9422
1946B	Maximum Sum dp, greedy, math	1100	x18411
1946A	Median of an Array greedy, implementation, sortings	800	x24117
1945E	Binary Search binary search, constructive algorithms, greedy	1700	x7164
1945D	Seraphim the Owl dp, greedy	1300	x12597
1945A	Setting up Camp greedy, math	800	x25295
1944A	Destroying Bridges graphs, greedy, math	800	x21697
1943E2	MEX Game 2 (Hard Version) binary search, greedy, two pointers	3300	x250
1943E1	MEX Game 2 (Easy Version) binary search, brute force, greedy	2900	x380
1943C	Tree Compass constructive algorithms, dfs and similar, greedy, trees	2300	x1850
1943A	MEX Game 1 games, greedy	1300	x15783
1942D	Learning to Paint binary search, data structures, dfs and similar, dp, greedy, implementation, sortings	2100	x2492
1942C2	Bessie's Birthday Cake (Hard Version) geometry, greedy, math	1700	x5615
1942C1	Bessie's Birthday Cake (Easy Version) geometry, greedy, math	1300	x9826
1941F	Rudolf and Imbalance binary search, greedy, sortings, two pointers	1800	x5313
1941C	Rudolf and the Ugly String dp, greedy, strings	900	x30306
1941B	Rudolf and 121 brute force, dp, greedy, math	1000	x26970
1937B	Binary Path dp, greedy, implementation	1300	x13400
1936D	Bitwise Paradox binary search, bitmasks, data structures, greedy, two pointers	3100	x428
1936C	Pokémon Arena data structures, graphs, greedy, implementation, shortest paths, sortings	2400	x1129
1936A	Bitwise Operation Wizard bitmasks, constructive algorithms, greedy, interactive, math	1700	x6690
1935F	Andrey's Tree binary search, constructive algorithms, data structures, dfs and similar, dsu, greedy, implementation, trees	2800	x404
1935E	Distance Learning Courses in MAC bitmasks, brute force, data structures, greedy, math	2400	x1195
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7299
1934D2	XOR Break --- Game Version bitmasks, games, greedy, interactive	2400	x1220
1934D1	XOR Break --- Solo Version bitmasks, constructive algorithms, greedy	2100	x3139
1934C	Find a Mine binary search, constructive algorithms, geometry, greedy, interactive, math	1700	x6146
1934B	Yet Another Coin Problem brute force, dp, greedy, math	1200	x17039
1934A	Too Min Too Max greedy, math	800	x23768
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x18187
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x35922
1932D	Card Game greedy, implementation	1400	x10170
1932A	Thorns and Coins dp, greedy, implementation	800	x27232
1931E	Anna and the Valentine's Day Gift games, greedy, math, sortings	1400	x13678
1931C	Make Equal Again brute force, greedy, math	1000	x26563
1931B	Make Equal greedy	800	x30374

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