Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
31:04:25
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Before contest
Codeforces Round 941 (Div. 2)
31:04:25
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binary search

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Problems

#	Name
1957F2	Frequency Mismatch (Hard Version) binary search, data structures, dfs and similar, hashing, probabilities, trees		x194
1957F1	Frequency Mismatch (Easy Version) binary search, data structures, divide and conquer, hashing, probabilities, trees		x247
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x17602
1954E	Chain Reaction binary search, data structures, dsu, greedy, implementation, math, number theory	2200	x1551
1952G	Mathematician Takeover binary search, dfs and similar, math		x895
1951I	Growing Trees binary search, constructive algorithms, flows, graphs, greedy	3200	x37
1951H	Thanos Snap binary search, dp, games, greedy, trees	3200	x172
1951B	Battle Cows binary search, data structures, greedy	1200	x11345
1949B	Charming Meals binary search, brute force, greedy, sortings		x1527
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x8789
1945G	Cook and Porridge binary search, constructive algorithms, data structures, implementation	2500	x601
1945E	Binary Search binary search, constructive algorithms, greedy	1700	x6723
1943E2	MEX Game 2 (Hard Version) binary search, greedy, two pointers	3300	x208
1943E1	MEX Game 2 (Easy Version) binary search, brute force, greedy	2900	x330
1942D	Learning to Paint binary search, data structures, dfs and similar, dp, greedy, implementation, sortings	2100	x2345
1941F	Rudolf and Imbalance binary search, greedy, sortings, two pointers	1800	x5073
1941E	Rudolf and k Bridges binary search, data structures, dp, two pointers	1600	x7973
1936F	Grand Finale: Circles binary search, geometry	3300	x64
1936D	Bitwise Paradox binary search, bitmasks, data structures, greedy, two pointers	3100	x403
1936B	Pinball binary search, data structures, implementation, math, two pointers	2000	x2365
1935F	Andrey's Tree binary search, constructive algorithms, data structures, dfs and similar, dsu, greedy, implementation, trees	2800	x380
1935D	Exam in MAC binary search, combinatorics, implementation, math	1800	x7209
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7023
1934C	Find a Mine binary search, constructive algorithms, geometry, greedy, interactive, math	1700	x5949
1933E	Turtle vs. Rabbit Race: Optimal Trainings binary search, implementation, math, ternary search	1500	x9527
1930C	Lexicographically Largest binary search, constructive algorithms, data structures, greedy, sortings	1700	x6317
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13067
1928B	Equalize binary search, greedy, sortings, two pointers	1200	x15051
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18041
1926E	Vlad and an Odd Ordering binary search, bitmasks, data structures, dp, implementation, math, number theory	1500	x9789
1923F	Shrink-Reverse binary search, brute force, greedy, hashing, implementation, string suffix structures, strings	2800	x319
1923D	Slimes binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5779
1920F2	Smooth Sailing (Hard Version) binary search, data structures, dsu, geometry, graphs, trees	3000	x394
1920F1	Smooth Sailing (Easy Version) binary search, brute force, data structures, dfs and similar, dsu, graphs, shortest paths	2500	x867
1920D	Array Repetition binary search, brute force, dsu, implementation, math	1900	x5053
1918D	Blocking Elements binary search, data structures, dp, implementation, two pointers	1900	x4203
1915C	Can I Square? binary search, implementation	800	x37080
1913F	Palindromic Problem binary search, data structures, hashing, string suffix structures, strings	2800	x286
1913C	Game with Multiset binary search, bitmasks, brute force, greedy	1300	x13517
1910H	Sum of Digits of Sums *special problem, binary search, data structures	2400	x77
1907D	Jumping Through Segments binary search, constructive algorithms	1400	x11826
1906D	Spaceship Exploration binary search, geometry	2800	x85
1904C	Array Game binary search, brute force, data structures, sortings, two pointers	1400	x10453
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12689
1903F	Babysitting 2-sat, binary search, data structures, graphs, trees	2500	x549
1903D1	Maximum And Queries (easy version) binary search, bitmasks, brute force, greedy	1700	x5016
1902D	Robot Queries binary search, data structures, dp, implementation	1900	x3630
1902B	Getting Points binary search, brute force, greedy	1100	x13229
1901F	Landscaping binary search, geometry, two pointers	2900	x142
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x6089
1900F	Local Deletions binary search, data structures, implementation	2800	x254
1896D	Ones and Twos binary search, data structures, divide and conquer, math, two pointers	1700	x5134
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x8541
1895G	Two Characters, Two Colors binary search, data structures, dp, flows, greedy	3100	x168
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1449
1891D	Suspicious logarithms binary search, brute force, math	1900	x3683
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x11157
1887E	Good Colorings binary search, constructive algorithms, graphs, interactive	3100	x329
1887D	Split binary search, data structures, divide and conquer, dsu, math, trees, two pointers	2700	x802
1887C	Minimum Array binary search, brute force, constructive algorithms, data structures, greedy, hashing, two pointers	2400	x1559
1887B	Time Travel binary search, graphs, shortest paths	1900	x2656
1886B	Fear of the Dark binary search, geometry, math	1200	x15071
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11605
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x4838
1883G1	Dances (Easy version) binary search, greedy, two pointers	1400	x9057
1881G	Anya and the Mysterious String binary search, data structures	2000	x2144
1878G	wxhtzdy ORO Tree binary search, bitmasks, brute force, data structures, dfs and similar, implementation, trees	2300	x1083
1878E	Iva & Pav binary search, bitmasks, data structures, greedy	1400	x10914
1876G	Clubstep binary search, brute force, data structures, greedy, trees	3500	x116
1876F	Indefinite Clownfish binary search, graphs	3500	x104
1873F	Money Trees binary search, greedy, math, two pointers	1300	x13686
1873E	Building an Aquarium binary search, sortings	1100	x22632
1872E	Data Structures Fan binary search, bitmasks, data structures, dp	1500	x11795
1870F	Lazy Numbers binary search, math	2900	x462
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10676
1866L	Lihmuf Balling binary search, brute force, math	2400	x650
1866K	Keen Tree Calculation binary search, data structures, dp, geometry, graphs, implementation, trees	2500	x403
1866G	Grouped Carriages binary search, data structures, dp, flows, greedy	2100	x1498
1866F	Freak Joker Process binary search, data structures, sortings	3100	x112
1862G	The Great Equalizer binary search, data structures, math, sortings	2000	x2628
1862F	Magic Will Save the World binary search, bitmasks, brute force, dp	1800	x5611
1862D	Ice Cream Balls binary search, combinatorics, constructive algorithms, math	1300	x15928
1862C	Flower City Fence binary search, data structures, implementation, sortings	1100	x19553
1861F	Four Suits binary search, bitmasks, flows, greedy	3200	x146
1860B	Fancy Coins binary search, brute force, greedy, math	1200	x15937
1859D	Andrey and Escape from Capygrad binary search, data structures, dp, dsu, greedy, sortings	1800	x6505
1857F	Sum and Product binary search, data structures, math	1600	x10332
1856C	To Become Max binary search, brute force, data structures, dp	1600	x10966
1854D	Michael and Hotel binary search, interactive, trees	3000	x522
1853B	Fibonaccharsis binary search, brute force, math	1200	x16461
1852A	Ntarsis' Set binary search, math, number theory	1800	x7527
1851G	Vlad and the Mountains binary search, data structures, dsu, graphs, implementation, sortings, trees, two pointers	2000	x2902
1850E	Cardboard for Pictures binary search, geometry, implementation, math	1100	x20647
1849F	XOR Partition binary search, bitmasks, data structures, divide and conquer, greedy, trees	2700	x632
1849E	Max to the Right of Min binary search, data structures, divide and conquer, dp, dsu, two pointers	2300	x1491
1849C	Binary String Copying binary search, brute force, data structures, hashing, strings	1600	x9770
1848F	Vika and Wiki binary search, bitmasks, combinatorics, divide and conquer, dp, math	2400	x1442
1848D	Vika and Bonuses binary search, brute force, math, ternary search	2200	x2505
1848B	Vika and the Bridge binary search, data structures, greedy, implementation, math, sortings	1200	x13278
1847F	The Boss's Identity binary search, bitmasks, data structures, dfs and similar, greedy, math, sortings	2500	x849

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