Problemset - Codeforces

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Codeforces Round 914 (Div. 2)
43:02:14
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constructive algorithms

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Problems

#	Name
1907G	Lights brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation	2200	x901
1907D	Jumping Through Segments binary search, constructive algorithms	1400	x6171
1907C	Removal of Unattractive Pairs constructive algorithms, greedy, math, strings	1100	x10556
1906L	Palindromic Parentheses constructive algorithms	2500	x234
1906E	Merge Not Sort constructive algorithms, dp	1900	x672
1906B	Button Pressing bitmasks, constructive algorithms, hashing	2600	x206
1903C	Theofanis' Nightmare constructive algorithms, greedy	1400	x6414
1903B	StORage room bitmasks, brute force, constructive algorithms, greedy	1200	x7427
1902C	Insert and Equalize brute force, constructive algorithms, greedy, math, number theory	1300	x7677
1902A	Binary Imbalance constructive algorithms	800	x14559
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x7754
1900A	Cover in Water constructive algorithms, greedy, implementation, strings	800	x13699
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x4984
1898C	Colorful Grid constructive algorithms	1700	x3692
1896G	Pepe Racing constructive algorithms, implementation, interactive, sortings	3200	x136
1896F	Bracket Xoring constructive algorithms, greedy, implementation, math	2600	x464
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x6192
1895D	XOR Construction bitmasks, constructive algorithms, data structures, math, string suffix structures, trees	1900	x4683
1894B	Two Out of Three constructive algorithms	1000	x11914
1893D	Colorful Constructive constructive algorithms, data structures, greedy	2600	x686
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x6702
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x8814
1891A	Sorting with Twos constructive algorithms, sortings	800	x16544
1890B	Qingshan Loves Strings constructive algorithms, implementation	800	x14866
1890A	Doremy's Paint 3 constructive algorithms	800	x16014
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x5701
1889A	Qingshan Loves Strings 2 constructive algorithms, greedy, implementation	1300	x10110
1887F	Minimum Segments constructive algorithms	3400	x88
1887E	Good Colorings binary search, constructive algorithms, graphs, interactive	3100	x193
1887C	Minimum Array binary search, brute force, constructive algorithms, data structures, greedy, hashing, two pointers	2400	x1271
1886E	I Wanna be the Team Leader bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers	2400	x1159
1886A	Sum of Three brute force, constructive algorithms, math	800	x22131
1882E2	Two Permutations (Hard Version) constructive algorithms	3100	x233
1882E1	Two Permutations (Easy Version) brute force, constructive algorithms, greedy, number theory	2400	x847
1882B	Sets and Union bitmasks, brute force, constructive algorithms, greedy	1300	x12583
1879E	Interactive Game with Coloring brute force, constructive algorithms, dfs and similar, graphs, implementation, interactive, trees	2400	x1082
1879B	Chips on the Board constructive algorithms, greedy	900	x18994
1878B	Aleksa and Stack constructive algorithms, math	800	x27263
1876E	Ball-Stackable constructive algorithms, data structures, dp, trees	3300	x176
1876C	Autosynthesis constructive algorithms, dfs and similar, graphs, greedy, sortings	2100	x1903
1873G	ABBC or BACB constructive algorithms, greedy	1500	x9595
1870A	MEXanized Array constructive algorithms, greedy, math	800	x17556
1869A	Make It Zero constructive algorithms	900	x15424
1868E	Min-Sum-Max constructive algorithms, dp, greedy	3500	x59
1868D	Flower-like Pseudotree constructive algorithms, graphs, greedy, implementation, trees	3000	x215
1868B2	Candy Party (Hard Version) bitmasks, constructive algorithms, dp, greedy, implementation, math	2100	x2088
1868B1	Candy Party (Easy Version) bitmasks, constructive algorithms, graphs, greedy, implementation, math	1700	x5782
1868A	Fill in the Matrix constructive algorithms, implementation	1300	x10029
1867F	Most Different Tree brute force, constructive algorithms, dfs and similar, greedy, hashing	2700	x352
1867E2	Salyg1n and Array (hard version) constructive algorithms, interactive	2200	x2699
1867E1	Salyg1n and Array (simple version) constructive algorithms, interactive, math	2000	x3187
1867D	Cyclic Operations brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation	1800	x4782
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x9701
1867B	XOR Palindromes bitmasks, constructive algorithms, strings	1100	x14260
1867A	green_gold_dog, array and permutation constructive algorithms, sortings	800	x18040
1864G	Magic Square combinatorics, constructive algorithms, implementation	3100	x225
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x5860
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x11426
1864B	Swap and Reverse constructive algorithms, greedy, sortings, strings	1100	x13740
1864A	Increasing and Decreasing constructive algorithms, greedy, implementation, math	800	x18889
1863I	Redundant Routes constructive algorithms, dp, trees	3500	x57
1863D	Two-Colored Dominoes constructive algorithms, greedy	1400	x7982
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x8480
1862D	Ice Cream Balls binary search, combinatorics, constructive algorithms, math	1300	x14522
1862B	Sequence Game constructive algorithms	800	x24997
1861B	Two Binary Strings constructive algorithms, dp, greedy	1000	x18189
1861A	Prime Deletion constructive algorithms, math	800	x21823
1860A	Not a Substring constructive algorithms, strings	900	x19371
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x21276
1859A	United We Stand constructive algorithms, math, number theory	800	x26045
1858C	Yet Another Permutation Problem constructive algorithms, greedy, math, number theory	1000	x20384
1854E	Game Bundles brute force, constructive algorithms, dp, greedy, math	3000	x346
1854A2	Dual (Hard Version) constructive algorithms, math	1900	x6193
1854A1	Dual (Easy Version) constructive algorithms, math	1400	x12307
1852E	Rivalries constructive algorithms, data structures, greedy	3400	x135
1852D	Miriany and Matchstick constructive algorithms, dp, greedy	2800	x398
1852B	Imbalanced Arrays constructive algorithms, graphs, greedy, math, sortings, two pointers	1800	x3697
1851A	Escalator Conversations brute force, constructive algorithms, math	800	x27219
1849D	Array Painting constructive algorithms, greedy, two pointers	1700	x6974
1846F	Rudolph and Mimic constructive algorithms, implementation, interactive	1800	x2547
1846D	Rudolph and Christmas Tree constructive algorithms, geometry, math	1200	x16871
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x16529
1845A	Forbidden Integer constructive algorithms, implementation, math, number theory	800	x21988
1844G	Tree Weights bitmasks, constructive algorithms, data structures, dfs and similar, implementation, math, matrices, number theory, trees	3000	x571
1844F2	Min Cost Permutation (Hard Version) binary search, constructive algorithms, data structures, greedy, math, sortings	2800	x346
1844F1	Min Cost Permutation (Easy Version) brute force, constructive algorithms, greedy, math	2600	x699
1844E	Great Grids 2-sat, constructive algorithms, dfs and similar, dsu, graphs	2400	x1607
1844D	Row Major constructive algorithms, greedy, math, number theory, strings	1400	x10767
1844B	Permutations & Primes constructive algorithms, math	1000	x16503
1844A	Subtraction Game constructive algorithms, games	800	x22891
1842D	Tenzing and His Animal Friends constructive algorithms, graphs, greedy	1900	x3664
1841A	Game with Board constructive algorithms, games	800	x23358
1840G2	In Search of Truth (Hard Version) constructive algorithms, interactive, math, meet-in-the-middle, probabilities	2500	x814
1840G1	In Search of Truth (Easy Version) constructive algorithms, interactive, math, meet-in-the-middle, probabilities	2200	x2086
1839E	Decreasing Game constructive algorithms, dfs and similar, dp, greedy, interactive	2400	x1018
1839C	Insert Zero and Invert Prefix constructive algorithms	1300	x10470
1838F	Stuck Conveyor binary search, constructive algorithms, interactive	3000	x266
1838C	No Prime Differences constructive algorithms, math, number theory	1400	x12275
1838B	Minimize Permutation Subarrays constructive algorithms, math	1100	x14972
1838A	Blackboard List constructive algorithms, math	800	x20208

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