Problemset - Codeforces

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binary search

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Problems

#	Name
1969E	Unique Array binary search, data structures, divide and conquer, dp, greedy	2400	x822
1968G2	Division + LCP (hard version) binary search, brute force, data structures, dp, hashing, math, string suffix structures, strings	2200	x1205
1968G1	Division + LCP (easy version) binary search, data structures, dp, hashing, string suffix structures, strings	1900	x2764
1968F	Equal XOR Segments binary search, data structures	1800	x3353
1967D	Long Way to be Non-decreasing binary search, dfs and similar, graphs, implementation, shortest paths, two pointers	2800	x376
1967A	Permutation Counting binary search, greedy, implementation, math, sortings	1400	x8251
1957F2	Frequency Mismatch (Hard Version) binary search, data structures, dfs and similar, hashing, probabilities, trees	2700	x274
1957F1	Frequency Mismatch (Easy Version) binary search, data structures, divide and conquer, hashing, probabilities, trees	2600	x332
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x18667
1954E	Chain Reaction binary search, data structures, dsu, greedy, implementation, math, number theory	2200	x1762
1952G	Mathematician Takeover binary search, dfs and similar, math		x919
1951I	Growing Trees binary search, constructive algorithms, flows, graphs, greedy	3200	x42
1951H	Thanos Snap binary search, dp, games, greedy, trees	3200	x195
1951B	Battle Cows binary search, data structures, greedy	1200	x11924
1949B	Charming Meals binary search, brute force, greedy, sortings	1500	x1749
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x9049
1945G	Cook and Porridge binary search, constructive algorithms, data structures, implementation	2500	x623
1945E	Binary Search binary search, constructive algorithms, greedy	1700	x6899
1943E2	MEX Game 2 (Hard Version) binary search, greedy, two pointers	3300	x230
1943E1	MEX Game 2 (Easy Version) binary search, brute force, greedy	2900	x360
1942D	Learning to Paint binary search, data structures, dfs and similar, dp, greedy, implementation, sortings	2100	x2408
1941F	Rudolf and Imbalance binary search, greedy, sortings, two pointers	1800	x5179
1941E	Rudolf and k Bridges binary search, data structures, dp, two pointers	1600	x8138
1936F	Grand Finale: Circles binary search, geometry	3300	x66
1936D	Bitwise Paradox binary search, bitmasks, data structures, greedy, two pointers	3100	x412
1936B	Pinball binary search, data structures, implementation, math, two pointers	2000	x2435
1935F	Andrey's Tree binary search, constructive algorithms, data structures, dfs and similar, dsu, greedy, implementation, trees	2800	x391
1935D	Exam in MAC binary search, combinatorics, implementation, math	1800	x7307
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7110
1934C	Find a Mine binary search, constructive algorithms, geometry, greedy, interactive, math	1700	x6031
1933E	Turtle vs. Rabbit Race: Optimal Trainings binary search, implementation, math, ternary search	1500	x9689
1930C	Lexicographically Largest binary search, constructive algorithms, data structures, greedy, sortings	1700	x6401
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13209
1928B	Equalize binary search, greedy, sortings, two pointers	1200	x15249
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18244
1926E	Vlad and an Odd Ordering binary search, bitmasks, data structures, dp, implementation, math, number theory	1500	x10009
1923F	Shrink-Reverse binary search, brute force, greedy, hashing, implementation, string suffix structures, strings	2800	x331
1923D	Slimes binary search, constructive algorithms, data structures, greedy, two pointers	1800	x5893
1920F2	Smooth Sailing (Hard Version) binary search, data structures, dsu, geometry, graphs, trees	3000	x401
1920F1	Smooth Sailing (Easy Version) binary search, brute force, data structures, dfs and similar, dsu, graphs, shortest paths	2500	x874
1920D	Array Repetition binary search, brute force, dsu, implementation, math	1900	x5089
1918D	Blocking Elements binary search, data structures, dp, implementation, two pointers	1900	x4254
1915C	Can I Square? binary search, implementation	800	x37541
1913F	Palindromic Problem binary search, data structures, hashing, string suffix structures, strings	2800	x287
1913C	Game with Multiset binary search, bitmasks, brute force, greedy	1300	x13640
1910H	Sum of Digits of Sums *special problem, binary search, data structures	2400	x77
1907D	Jumping Through Segments binary search, constructive algorithms	1400	x11954
1906D	Spaceship Exploration binary search, geometry	2800	x89
1904C	Array Game binary search, brute force, data structures, sortings, two pointers	1400	x10597
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12823
1903F	Babysitting 2-sat, binary search, data structures, graphs, trees	2500	x554
1903D1	Maximum And Queries (easy version) binary search, bitmasks, brute force, greedy	1700	x5063
1902D	Robot Queries binary search, data structures, dp, implementation	1900	x3664
1902B	Getting Points binary search, brute force, greedy	1100	x13311
1901F	Landscaping binary search, geometry, two pointers	2900	x143
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x6162
1900F	Local Deletions binary search, data structures, implementation	2800	x260
1896D	Ones and Twos binary search, data structures, divide and conquer, math, two pointers	1700	x5177
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x8597
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
1891D	Suspicious logarithms binary search, brute force, math	1900	x3705
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x11288
1887E	Good Colorings binary search, constructive algorithms, graphs, interactive	3100	x331
1887D	Split binary search, data structures, divide and conquer, dsu, math, trees, two pointers	2700	x816
1887C	Minimum Array binary search, brute force, constructive algorithms, data structures, greedy, hashing, two pointers	2400	x1575
1887B	Time Travel binary search, graphs, shortest paths	1900	x2683
1886B	Fear of the Dark binary search, geometry, math	1200	x15162
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11668
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x4874
1883G1	Dances (Easy version) binary search, greedy, two pointers	1400	x9167
1881G	Anya and the Mysterious String binary search, data structures	2000	x2162
1878G	wxhtzdy ORO Tree binary search, bitmasks, brute force, data structures, dfs and similar, implementation, trees	2300	x1096
1878E	Iva & Pav binary search, bitmasks, data structures, greedy	1400	x11066
1876G	Clubstep binary search, brute force, data structures, greedy, trees	3500	x117
1876F	Indefinite Clownfish binary search, graphs	3500	x111
1873F	Money Trees binary search, greedy, math, two pointers	1300	x13834
1873E	Building an Aquarium binary search, sortings	1100	x22994
1872E	Data Structures Fan binary search, bitmasks, data structures, dp	1500	x11999
1870F	Lazy Numbers binary search, math	2900	x463
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10723
1866L	Lihmuf Balling binary search, brute force, math	2400	x651
1866K	Keen Tree Calculation binary search, data structures, dp, geometry, graphs, implementation, trees	2500	x406
1866G	Grouped Carriages binary search, data structures, dp, flows, greedy	2100	x1504
1866F	Freak Joker Process binary search, data structures, sortings	3100	x120
1862G	The Great Equalizer binary search, data structures, math, sortings	2000	x2651
1862F	Magic Will Save the World binary search, bitmasks, brute force, dp	1800	x5668
1862D	Ice Cream Balls binary search, combinatorics, constructive algorithms, math	1300	x16022
1862C	Flower City Fence binary search, data structures, implementation, sortings	1100	x19647
1861F	Four Suits binary search, bitmasks, flows, greedy	3200	x146
1860B	Fancy Coins binary search, brute force, greedy, math	1200	x16009
1859D	Andrey and Escape from Capygrad binary search, data structures, dp, dsu, greedy, sortings	1800	x6544
1857F	Sum and Product binary search, data structures, math	1600	x10432
1856C	To Become Max binary search, brute force, data structures, dp	1600	x11055
1854D	Michael and Hotel binary search, interactive, trees	3000	x522
1853B	Fibonaccharsis binary search, brute force, math	1200	x16510
1852A	Ntarsis' Set binary search, math, number theory	1800	x7563
1851G	Vlad and the Mountains binary search, data structures, dsu, graphs, implementation, sortings, trees, two pointers	2000	x2928
1850E	Cardboard for Pictures binary search, geometry, implementation, math	1100	x20851
1849F	XOR Partition binary search, bitmasks, data structures, divide and conquer, greedy, trees	2700	x653

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