Problemset - Codeforces

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Codeforces Round 912 (Div. 2)
27:48:44
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Problems

#	Name
1901F	Landscaping binary search, geometry, two pointers	2900	x58
1901E	Compressed Tree dfs and similar, dp, graphs, greedy, sortings, trees	2200	x804
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x3767
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x6808
1901B	Chip and Ribbon greedy, math	1100	x9755
1901A	Line Trip greedy, math	800	x14650
1900F	Local Deletions binary search, data structures, implementation		x80
1900E	Transitive Graph dfs and similar, dp, dsu, graphs, implementation		x987
1900D	Small GCD bitmasks, brute force, dp, math, number theory		x2150
1900C	Anji's Binary Tree dfs and similar, dp, shortest paths, trees		x6579
1900B	Laura and Operations dp, math		x10222
1900A	Cover in Water constructive algorithms, greedy, implementation, strings		x12095
1899G	Unusual Entertainment data structures, dfs and similar, dsu, shortest paths, sortings, trees, two pointers	1900	x2090
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x4629
1899E	Queue Sort greedy, implementation, sortings	1300	x9690
1899D	Yarik and Musical Notes hashing, math, number theory	1300	x8778
1899C	Yarik and Array dp, greedy, two pointers	1100	x12554
1899B	250 Thousand Tons of TNT brute force, implementation, number theory	1100	x13237
1899A	Game with Integers games, math, number theory	800	x24944
1898F	Vova Escapes the Matrix brute force, dfs and similar, divide and conquer, shortest paths	2600	x506
1898E	Sofia and Strings data structures, greedy, sortings, strings, two pointers	2200	x1486
1898D	Absolute Beauty greedy, math	1900	x3378
1898C	Colorful Grid constructive algorithms	1700	x3440
1898B	Milena and Admirer greedy, math	1500	x7018
1898A	Milica and String brute force, implementation, strings	800	x11420
1896H2	Cyclic Hamming (Hard Version) brute force, dp, fft, math, number theory		x27
1896H1	Cyclic Hamming (Easy Version) brute force, divide and conquer, dp, fft, math, number theory		x29
1896G	Pepe Racing constructive algorithms, implementation, interactive, sortings		x106
1896F	Bracket Xoring bitmasks, constructive algorithms, graph matchings, implementation		x385
1896E	Permutation Sorting data structures, sortings		x1303
1896D	Ones and Twos binary search, data structures, divide and conquer, math, two pointers		x3284
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings		x5446
1896B	AB Flipping greedy, strings, two pointers		x8901
1896A	Jagged Swaps sortings		x10573
1895G	Two Characters, Two Colors binary search, data structures, dp, flows, greedy	3100	x115
1895F	Fancy Arrays combinatorics, dp, math, matrices	2600	x472
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1201
1895D	XOR Construction bitmasks, constructive algorithms, data structures, math, string suffix structures, trees	1900	x4563
1895C	Torn Lucky Ticket brute force, dp, hashing, implementation, math	1400	x8229
1895B	Points and Minimum Distance greedy, math, sortings	800	x17413
1895A	Treasure Chest math	800	x20346
1894B	Two Out of Three constructive algorithms	1000	x11498
1894A	Secret Sport implementation, strings	800	x15266
1893E	Cacti Symphony combinatorics, dfs and similar, dp, graphs	3500	x99
1893D	Colorful Constructive constructive algorithms, data structures, greedy	2600	x665
1893C	Freedom of Choice brute force, greedy, implementation	2000	x1929
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x6506
1893A	Anonymous Informant brute force, dfs and similar, graphs, implementation	1400	x8821
1891F	A Growing Tree data structures, dfs and similar, trees	2000	x2766
1891E	Brukhovich and Exams brute force, greedy, implementation, math, sortings	2500	x621
1891D	Suspicious logarithms binary search, brute force, math	1900	x3160
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x8593
1891B	Deja Vu brute force, math, sortings	1100	x12560
1891A	Sorting with Twos constructive algorithms, sortings	800	x16306
1890B	Qingshan Loves Strings constructive algorithms, implementation	800	x14646
1890A	Doremy's Paint 3 constructive algorithms	800	x15754
1889F	Doremy's Average Tree data structures, dp, greedy, trees	3500	x42
1889E	Doremy's Swapping Trees dfs and similar, graphs, trees	3500	x34
1889D	Game of Stacks brute force, dfs and similar, graphs, implementation, trees	3000	x385
1889C2	Doremy's Drying Plan (Hard Version) data structures, dp	2600	x694
1889C1	Doremy's Drying Plan (Easy Version) brute force, data structures, dp, greedy, sortings	2000	x2501
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x5596
1889A	Qingshan Loves Strings 2 constructive algorithms, greedy, implementation	1300	x9906
1887F	Minimum Segments constructive algorithms	3400	x85
1887E	Good Colorings binary search, constructive algorithms, graphs, interactive	3100	x187
1887D	Split binary search, data structures, divide and conquer, dsu, math, trees, two pointers	2700	x628
1887C	Minimum Array binary search, brute force, constructive algorithms, data structures, greedy, hashing, two pointers	2400	x1241
1887B	Time Travel binary search, graphs, shortest paths	1900	x2094
1886F	Diamond Theft data structures, greedy	3300	x136
1886E	I Wanna be the Team Leader bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers	2400	x1140
1886D	Monocarp and the Set combinatorics, data structures, math	2100	x2919
1886C	Decreasing String implementation, strings	1600	x8419
1886B	Fear of the Dark binary search, geometry, math	1200	x13030
1886A	Sum of Three brute force, constructive algorithms, math	800	x21859
1884E	Hard Design greedy, implementation, math	2800	x195
1884D	Counting Rhyme dp, math, number theory	2100	x2210
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x4338
1884B	Haunted House binary search, greedy, math, two pointers	1100	x9538
1884A	Simple Design brute force, greedy, math	800	x14217
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x3918
1883G1	Dances (Easy version) binary search, greedy, two pointers	1400	x6664
1883F	You Are So Beautiful data structures	1400	x5977
1883E	Look Back bitmasks, greedy	1700	x5353
1883D	In Love data structures, greedy	1500	x7394
1883C	Raspberries dp, math	1000	x16462
1883B	Chemistry strings	900	x19589
1883A	Morning math	800	x19843
1882E2	Two Permutations (Hard Version) constructive algorithms	3100	x227
1882E1	Two Permutations (Easy Version) brute force, constructive algorithms, greedy, number theory	2400	x827
1882D	Tree XOR bitmasks, dfs and similar, dp, greedy, trees	1900	x4210
1882C	Card Game brute force, greedy	1500	x9550
1882B	Sets and Union bitmasks, brute force, constructive algorithms, greedy	1300	x12452
1882A	Increasing Sequence greedy	800	x22307
1881G	Anya and the Mysterious String binary search, data structures	2000	x1810
1881F	Minimum Maximum Distance dfs and similar, dp, graphs, shortest paths, trees	1700	x4673
1881E	Block Sequence dp	1500	x8918
1881D	Divide and Equalize math, number theory	1300	x11073
1881C	Perfect Square brute force, implementation	1200	x13125
1881B	Three Threadlets math	900	x20155
1881A	Don't Try to Count brute force, strings	800	x22015

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