Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
1956F	Nene and the Passing Game constructive algorithms, data structures, dsu, graphs, sortings	3000	x214
1955E	Long Inversions brute force, greedy, implementation, sortings	1700	x6524
1955B	Progressive Square constructive algorithms, data structures, implementation, sortings	1000	x22040
1954D	Colored Balls combinatorics, dp, math, sortings	1800	x4401
1952J	Help, what does it mean to be "Based" brute force, constructive algorithms, expression parsing, implementation, sortings		x670
1951C	Ticket Hoarding greedy, math, sortings	1400	x8977
1949F	Dating greedy, sortings, trees		x686
1949B	Charming Meals binary search, brute force, greedy, sortings		x1526
1946A	Median of an Array greedy, implementation, sortings	800	x23000
1945F	Kirill and Mushrooms data structures, sortings	1900	x3455
1942D	Learning to Paint binary search, data structures, dfs and similar, dp, greedy, implementation, sortings	2100	x2342
1941F	Rudolf and Imbalance binary search, greedy, sortings, two pointers	1800	x5065
1940D	Almost Certainly *special problem, constructive algorithms, data structures, sortings		x123
1940C	Burenka and Pether *special problem, data structures, dfs and similar, divide and conquer, dsu, graphs, sortings, trees		x32
1940B	Three Arrays *special problem, constructive algorithms, implementation, sortings		x171
1936C	Pokémon Arena data structures, graphs, greedy, implementation, shortest paths, sortings	2400	x1046
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7011
1933D	Turtle Tenacity: Continual Mods constructive algorithms, greedy, math, number theory, sortings	1200	x17461
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x34999
1932F	Feed Cats data structures, dp, sortings	1900	x3297
1931E	Anna and the Valentine's Day Gift games, greedy, math, sortings	1400	x13099
1930C	Lexicographically Largest binary search, constructive algorithms, data structures, greedy, sortings	1700	x6313
1930A	Maximise The Score greedy, sortings	800	x16957
1929A	Sasha and the Beautiful Array constructive algorithms, greedy, math, sortings	800	x28651
1928B	Equalize binary search, greedy, sortings, two pointers	1200	x15037
1927F	Microcycle data structures, dfs and similar, dsu, graphs, greedy, implementation, sortings, trees	1900	x3684
1924B	Space Harbour data structures, implementation, math, sortings	2100	x2248
1922B	Forming Triangles combinatorics, constructive algorithms, math, sortings	1200	x18836
1921D	Very Different Array data structures, greedy, sortings, two pointers	1100	x19829
1920B	Summation Game games, greedy, math, sortings	1100	x19111
1919D	01 Tree constructive algorithms, data structures, dsu, greedy, sortings, trees	2100	x3567
1918F	Caterpillar on a Tree dfs and similar, graphs, greedy, implementation, sortings, trees	2500	x762
1918E	ace5 and Task Order constructive algorithms, divide and conquer, implementation, interactive, probabilities, sortings	2200	x1529
1918B	Minimize Inversions constructive algorithms, data structures, greedy, implementation, sortings	900	x21925
1915G	Bicycles graphs, greedy, implementation, shortest paths, sortings	1800	x5357
1915F	Greetings data structures, divide and conquer, sortings	1500	x11425
1914E2	Game with Marbles (Hard Version) games, greedy, sortings	1400	x11124
1914E1	Game with Marbles (Easy Version) brute force, games, greedy, sortings	1400	x11046
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x17922
1912A	Accumulator Apex data structures, implementation, sortings	1900	x1836
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x9862
1907F	Shift and Reverse greedy, sortings	1800	x4322
1906F	Maximize The Value data structures, sortings	2100	x921
1904D2	Set To Max (Hard Version) constructive algorithms, data structures, divide and conquer, greedy, implementation, sortings	1800	x3747
1904C	Array Game binary search, brute force, data structures, sortings, two pointers	1400	x10440
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12680
1903A	Halloumi Boxes brute force, greedy, sortings	800	x23555
1901E	Compressed Tree dfs and similar, dp, graphs, greedy, sortings, trees	2200	x1348
1899G	Unusual Entertainment data structures, dfs and similar, dsu, shortest paths, sortings, trees, two pointers	1900	x2884
1899E	Queue Sort greedy, implementation, sortings	1300	x13768
1898E	Sofia and Strings data structures, greedy, sortings, strings, two pointers	2200	x2027
1896G	Pepe Racing constructive algorithms, implementation, interactive, sortings	3200	x296
1896E	Permutation Sorting data structures, sortings	2100	x1989
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x8541
1896A	Jagged Swaps sortings	800	x18290
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1449
1895B	Points and Minimum Distance greedy, math, sortings	800	x19575
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x8015
1891E	Brukhovich and Exams brute force, greedy, implementation, math, sortings	2500	x769
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x11154
1891B	Deja Vu brute force, math, sortings	1100	x15593
1891A	Sorting with Twos constructive algorithms, sortings	800	x18299
1889C1	Doremy's Drying Plan (Easy Version) brute force, data structures, dp, greedy, sortings	2000	x2979
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x6681
1886E	I Wanna be the Team Leader bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers	2400	x1320
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5383
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x4837
1876C	Autosynthesis constructive algorithms, dfs and similar, graphs, greedy, sortings	2100	x2122
1876B	Effects of Anti Pimples combinatorics, number theory, sortings	1500	x7435
1876A	Helmets in Night Light greedy, sortings	1000	x14609
1873E	Building an Aquarium binary search, sortings	1100	x22620
1870D	Prefix Purchase greedy, implementation, sortings	1800	x6371
1869B	2D Traveling geometry, math, shortest paths, sortings	1100	x14270
1867A	green_gold_dog, array and permutation constructive algorithms, sortings	800	x19135
1866F	Freak Joker Process binary search, data structures, sortings	3100	x112
1864F	Exotic Queries data structures, implementation, sortings	2300	x1306
1864E	Guess Game bitmasks, data structures, games, math, probabilities, sortings, strings, trees	2100	x2459
1864B	Swap and Reverse constructive algorithms, greedy, sortings, strings	1100	x14714
1863E	Speedrun brute force, dfs and similar, dp, graphs, greedy, math, sortings, two pointers	2100	x2599
1863B	Split Sort greedy, math, sortings	1100	x14524
1862G	The Great Equalizer binary search, data structures, math, sortings	2000	x2627
1862C	Flower City Fence binary search, data structures, implementation, sortings	1100	x19550
1860F	Evaluate RBS data structures, geometry, implementation, math, sortings	2900	x262
1859D	Andrey and Escape from Capygrad binary search, data structures, dp, dsu, greedy, sortings	1800	x6499
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x24092
1857G	Counting Graphs combinatorics, divide and conquer, dsu, graphs, greedy, sortings, trees	2000	x4050
1857E	Power of Points math, sortings	1500	x11426
1857D	Strong Vertices math, sortings, trees	1300	x17557
1857C	Assembly via Minimums greedy, sortings	1200	x22670
1852B	Imbalanced Arrays constructive algorithms, graphs, greedy, math, sortings, two pointers	1800	x4125
1851G	Vlad and the Mountains binary search, data structures, dsu, graphs, implementation, sortings, trees, two pointers	2000	x2901
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x9357
1851B	Parity Sort greedy, sortings, two pointers	800	x27940
1850G	The Morning Star combinatorics, data structures, geometry, implementation, math, sortings	1500	x11128
1850D	Balanced Round brute force, greedy, implementation, sortings	900	x32006
1850B	Ten Words of Wisdom implementation, sortings	800	x40085
1850A	To My Critics implementation, sortings	800	x50589
1849B	Monsters greedy, math, sortings	1000	x22476
1848B	Vika and the Bridge binary search, data structures, greedy, implementation, math, sortings	1200	x13273
1847F	The Boss's Identity binary search, bitmasks, data structures, dfs and similar, greedy, math, sortings	2500	x849

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