Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
01:15:50
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Codeforces Round 941 (Div. 2)
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greedy

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Problems

#	Name
1957B	A BIT of a Construction bitmasks, constructive algorithms, greedy, implementation		x13616
1957A	Stickogon constructive algorithms, greedy		x18110
1956E2	Nene vs. Monsters (Hard Version) brute force, greedy, implementation, math	2700	x583
1956D	Nene and the Mex Operator bitmasks, brute force, constructive algorithms, divide and conquer, dp, greedy, implementation, math	2000	x2892
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x9829
1956B	Nene and the Card Game games, greedy	800	x17681
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x17830
1955F	Unfair Game dp, games, greedy, math, schedules	1800	x5465
1955E	Long Inversions brute force, greedy, implementation, sortings	1700	x6642
1955C	Inhabitant of the Deep Sea greedy, implementation, math	1300	x16560
1954E	Chain Reaction binary search, data structures, dsu, greedy, implementation, math, number theory	2200	x1585
1954C	Long Multiplication greedy, math, number theory	1200	x14510
1954A	Painting the Ribbon constructive algorithms, greedy, math	900	x19172
1951I	Growing Trees binary search, constructive algorithms, flows, graphs, greedy	3200	x37
1951H	Thanos Snap binary search, dp, games, greedy, trees	3200	x179
1951F	Inversion Composition constructive algorithms, data structures, greedy	2500	x622
1951E	No Palindromes brute force, constructive algorithms, divide and conquer, greedy, hashing, implementation, math, strings	2000	x2872
1951D	Buying Jewels constructive algorithms, greedy, math	2000	x4509
1951C	Ticket Hoarding greedy, math, sortings	1400	x9099
1951B	Battle Cows binary search, data structures, greedy	1200	x11440
1951A	Dual Trigger constructive algorithms, greedy, math	900	x15709
1950F	0, 1, 2, Tree! bitmasks, brute force, greedy, implementation, trees	1700	x7188
1949H	Division Avoidance greedy, math		x65
1949G	Scooter graphs, greedy		x604
1949F	Dating greedy, sortings, trees		x690
1949C	Annual Ants' Gathering dfs and similar, dp, greedy, trees		x1070
1949B	Charming Meals binary search, brute force, greedy, sortings		x1531
1948E	Clique Partition brute force, constructive algorithms, graphs, greedy, implementation	2100	x2538
1948B	Array Fix brute force, dp, greedy, implementation	1100	x20087
1946D	Birthday Gift bitmasks, brute force, constructive algorithms, greedy, implementation	1900	x3899
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x8821
1946B	Maximum Sum dp, greedy, math	1100	x17504
1946A	Median of an Array greedy, implementation, sortings	800	x23105
1945E	Binary Search binary search, constructive algorithms, greedy	1700	x6742
1945D	Seraphim the Owl dp, greedy	1300	x11750
1945A	Setting up Camp greedy, math	800	x24060
1944A	Destroying Bridges graphs, greedy, math	800	x20746
1943E2	MEX Game 2 (Hard Version) binary search, greedy, two pointers	3300	x209
1943E1	MEX Game 2 (Easy Version) binary search, brute force, greedy	2900	x331
1943C	Tree Compass constructive algorithms, dfs and similar, greedy, trees	2300	x1726
1943A	MEX Game 1 games, greedy	1300	x14883
1942D	Learning to Paint binary search, data structures, dfs and similar, dp, greedy, implementation, sortings	2100	x2358
1942C2	Bessie's Birthday Cake (Hard Version) geometry, greedy, math	1700	x5366
1942C1	Bessie's Birthday Cake (Easy Version) geometry, greedy, math	1300	x9283
1941F	Rudolf and Imbalance binary search, greedy, sortings, two pointers	1800	x5086
1941C	Rudolf and the Ugly String dp, greedy, strings	900	x29231
1941B	Rudolf and 121 brute force, dp, greedy, math	1000	x26001
1937B	Binary Path dp, greedy, implementation	1300	x12886
1936D	Bitwise Paradox binary search, bitmasks, data structures, greedy, two pointers	3100	x403
1936C	Pokémon Arena data structures, graphs, greedy, implementation, shortest paths, sortings	2400	x1057
1936A	Bitwise Operation Wizard bitmasks, constructive algorithms, greedy, interactive, math	1700	x6466
1935F	Andrey's Tree binary search, constructive algorithms, data structures, dfs and similar, dsu, greedy, implementation, trees	2800	x384
1935E	Distance Learning Courses in MAC bitmasks, brute force, data structures, greedy, math	2400	x1147
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7032
1934D2	XOR Break --- Game Version bitmasks, games, greedy, interactive	2400	x1167
1934D1	XOR Break --- Solo Version bitmasks, constructive algorithms, greedy	2100	x3019
1934C	Find a Mine binary search, constructive algorithms, geometry, greedy, interactive, math	1700	x5959
1934B	Yet Another Coin Problem brute force, dp, greedy, math	1200	x16381
1934A	Too Min Too Max greedy, math	800	x23118
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x17493
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x35060
1932D	Card Game greedy, implementation	1400	x9739
1932A	Thorns and Coins dp, greedy, implementation	800	x26326
1931E	Anna and the Valentine's Day Gift games, greedy, math, sortings	1400	x13138
1931C	Make Equal Again brute force, greedy, math	1000	x25781
1931B	Make Equal greedy	800	x29762
1930D2	Sum over all Substrings (Hard Version) bitmasks, divide and conquer, dp, dsu, greedy, implementation, strings	2100	x2340
1930D1	Sum over all Substrings (Easy Version) brute force, dp, greedy, strings	1800	x3648
1930C	Lexicographically Largest binary search, constructive algorithms, data structures, greedy, sortings	1700	x6327
1930A	Maximise The Score greedy, sortings	800	x16980
1929E	Sasha and the Happy Tree Cutting bitmasks, brute force, dfs and similar, dp, graphs, greedy, math, trees	2300	x1476
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13082
1929B	Sasha and the Drawing constructive algorithms, greedy, math	800	x23621
1929A	Sasha and the Beautiful Array constructive algorithms, greedy, math, sortings	800	x28677
1928E	Modular Sequence brute force, constructive algorithms, dp, graphs, greedy, math, number theory	2300	x1510
1928D	Lonely Mountain Dungeons brute force, data structures, greedy, math, ternary search	1900	x3697
1928B	Equalize binary search, greedy, sortings, two pointers	1200	x15080
1927G	Paint Charges data structures, dp, greedy, math	2300	x1477
1927F	Microcycle data structures, dfs and similar, dsu, graphs, greedy, implementation, sortings, trees	1900	x3693
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18060
1927C	Choose the Different Ones! brute force, greedy, math	1000	x25331
1927B	Following the String constructive algorithms, greedy, strings	900	x30086
1927A	Make it White greedy, strings	800	x39372
1926G	Vlad and Trouble at MIT dfs and similar, dp, flows, graphs, greedy, implementation, trees	1900	x2894
1926D	Vlad and Division bitmasks, greedy	1300	x13324
1925B	A Balanced Problemset? brute force, greedy, math, number theory	1200	x18078
1925A	We Got Everything Covered! constructive algorithms, greedy, strings	800	x27020
1924A	Did We Get Everything Covered? constructive algorithms, dp, greedy, shortest paths, strings	1500	x12203
1923F	Shrink-Reverse binary search, brute force, greedy, hashing, implementation, string suffix structures, strings	2800	x320
1923D	Slimes binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5788
1923C	Find B constructive algorithms, greedy	1400	x12930
1923B	Monsters Attack! dp, greedy, implementation	1100	x16005
1923A	Moving Chips greedy, implementation	800	x23052
1922E	Increasing Subsequences bitmasks, constructive algorithms, divide and conquer, greedy, math	1800	x6968
1922C	Closest Cities greedy, implementation, math	1300	x16720
1921E	Eat the Chip brute force, games, greedy, math	1600	x8830
1921D	Very Different Array data structures, greedy, sortings, two pointers	1100	x19843
1921C	Sending Messages greedy, math	900	x27097
1921B	Arranging Cats greedy, implementation	800	x31815
1921A	Square greedy, math	800	x39649

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