Problemset - Codeforces

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Codeforces Round 951 (Div. 2)
2 days
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Problems

#	Name
1895B	Points and Minimum Distance greedy, math, sortings	800	x19773
1893D	Colorful Constructive constructive algorithms, data structures, greedy	2600	x829
1893C	Freedom of Choice brute force, greedy, implementation	2000	x2471
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x8197
1891E	Brukhovich and Exams brute force, greedy, implementation, math, sortings	2500	x780
1891C	Smilo and Monsters binary search, constructive algorithms, greedy, sortings, two pointers	1500	x11562
1889F	Doremy's Average Tree data structures, dp, greedy, trees	3500	x70
1889C1	Doremy's Drying Plan (Easy Version) brute force, data structures, dp, greedy, sortings	2000	x3054
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x6843
1889A	Qingshan Loves Strings 2 constructive algorithms, greedy, implementation	1300	x12200
1887C	Minimum Array binary search, brute force, constructive algorithms, data structures, greedy, hashing, two pointers	2400	x1600
1886F	Diamond Theft data structures, greedy	3300	x161
1886E	I Wanna be the Team Leader bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers	2400	x1351
1884E	Hard Design greedy, implementation, math	2800	x265
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5561
1884B	Haunted House binary search, greedy, math, two pointers	1100	x11841
1884A	Simple Design brute force, greedy, math	800	x16608
1883G2	Dances (Hard Version) binary search, greedy, sortings, two pointers	1900	x4940
1883G1	Dances (Easy version) binary search, greedy, two pointers	1400	x9445
1883E	Look Back bitmasks, greedy	1700	x7222
1883D	In Love data structures, greedy	1500	x10215
1882E1	Two Permutations (Easy Version) brute force, constructive algorithms, greedy, number theory	2400	x967
1882D	Tree XOR bitmasks, dfs and similar, dp, greedy, trees	1900	x5050
1882C	Card Game brute force, greedy	1500	x11470
1882B	Sets and Union bitmasks, brute force, constructive algorithms, greedy	1300	x14489
1882A	Increasing Sequence greedy	800	x24425
1879C	Make it Alternating combinatorics, dp, greedy	1300	x15257
1879B	Chips on the Board constructive algorithms, greedy	900	x21384
1879A	Rigged! greedy	800	x22300
1878E	Iva & Pav binary search, bitmasks, data structures, greedy	1400	x11389
1878D	Reverse Madness data structures, greedy	1600	x7710
1878A	How Much Does Daytona Cost? greedy	800	x39717
1876G	Clubstep binary search, brute force, data structures, greedy, trees	3500	x118
1876C	Autosynthesis constructive algorithms, dfs and similar, graphs, greedy, sortings	2100	x2163
1876A	Helmets in Night Light greedy, sortings	1000	x15268
1875C	Jellyfish and Green Apple bitmasks, greedy, math, number theory	1400	x10938
1875A	Jellyfish and Undertale brute force, greedy	900	x22363
1874C	Jellyfish and EVA dp, graphs, greedy, math, probabilities	2300	x1522
1874A	Jellyfish and Game brute force, games, greedy, implementation	1200	x16029
1873G	ABBC or BACB constructive algorithms, greedy	1500	x11933
1873F	Money Trees binary search, greedy, math, two pointers	1300	x14231
1873D	1D Eraser greedy, implementation, two pointers	800	x33075
1873B	Good Kid brute force, greedy, math	800	x45137
1872G	Replace With Product brute force, greedy, math	2000	x4039
1872B	The Corridor or There and Back Again greedy, implementation	900	x26896
1872A	Two Vessels brute force, greedy, math	800	x37679
1870H	Standard Graph Problem data structures, graphs, greedy, trees	3500	x78
1870D	Prefix Purchase greedy, implementation, sortings	1800	x6511
1870B	Friendly Arrays bitmasks, greedy, math	1200	x13530
1870A	MEXanized Array constructive algorithms, greedy, math	800	x18600
1868F	LIS? data structures, greedy, implementation	3500	x70
1868E	Min-Sum-Max constructive algorithms, dp, greedy	3500	x74
1868D	Flower-like Pseudotree constructive algorithms, graphs, greedy, implementation, trees	3000	x250
1868B2	Candy Party (Hard Version) bitmasks, constructive algorithms, dp, greedy, implementation, math	2100	x2295
1868B1	Candy Party (Easy Version) bitmasks, constructive algorithms, graphs, greedy, implementation, math	1700	x6555
1867F	Most Different Tree brute force, constructive algorithms, dfs and similar, greedy, hashing	2700	x401
1867D	Cyclic Operations brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation	1800	x5408
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x10693
1866G	Grouped Carriages binary search, data structures, dp, flows, greedy	2100	x1535
1866D	Digital Wallet dp, greedy	2300	x1209
1864I	Future Dominators graphs, greedy	3500	x85
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6416
1864B	Swap and Reverse constructive algorithms, greedy, sortings, strings	1100	x14870
1864A	Increasing and Decreasing constructive algorithms, greedy, implementation, math	800	x19861
1863E	Speedrun brute force, dfs and similar, dp, graphs, greedy, math, sortings, two pointers	2100	x2640
1863D	Two-Colored Dominoes constructive algorithms, greedy	1400	x9051
1863B	Split Sort greedy, math, sortings	1100	x14700
1863A	Channel greedy, implementation	800	x17547
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x9774
1862A	Gift Carpet dp, greedy, implementation, strings	800	x31152
1861F	Four Suits binary search, bitmasks, flows, greedy	3200	x149
1861D	Sorting By Multiplication dp, greedy	1800	x6361
1861B	Two Binary Strings constructive algorithms, dp, greedy	1000	x20382
1860C	Game on Permutation data structures, dp, games, greedy	1400	x12581
1860B	Fancy Coins binary search, brute force, greedy, math	1200	x16206
1859D	Andrey and Escape from Capygrad binary search, data structures, dp, dsu, greedy, sortings	1800	x6614
1859C	Another Permutation Problem brute force, dp, greedy, math	1200	x16435
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x24736
1858D	Trees and Segments brute force, data structures, dp, greedy, two pointers	2200	x2722
1858C	Yet Another Permutation Problem constructive algorithms, greedy, math, number theory	1000	x22136
1858B	The Walkway brute force, dp, greedy, math, number theory	1500	x10761
1858A	Buttons games, greedy, math	800	x35001
1857G	Counting Graphs combinatorics, divide and conquer, dsu, graphs, greedy, sortings, trees	2000	x4151
1857C	Assembly via Minimums greedy, sortings	1200	x23469
1857B	Maximum Rounding greedy, implementation, math	1100	x22299
1857A	Array Coloring greedy, math	800	x44310
1856E2	PermuTree (hard version) bitmasks, dfs and similar, dp, fft, greedy, implementation, math, trees	2700	x1321
1855B	Longest Divisors Interval brute force, combinatorics, greedy, math, number theory	900	x24291
1855A	Dalton the Teacher greedy, math	800	x27317
1854E	Game Bundles brute force, constructive algorithms, dp, greedy, math	3000	x386
1853A	Desorting brute force, greedy, math	800	x28849
1852E	Rivalries constructive algorithms, data structures, greedy	3400	x160
1852D	Miriany and Matchstick constructive algorithms, dp, greedy	2800	x432
1852C	Ina of the Mountain data structures, dp, greedy, math	2400	x1472
1852B	Imbalanced Arrays constructive algorithms, graphs, greedy, math, sortings, two pointers	1800	x4196
1851F	Lisa and the Martians bitmasks, greedy, math, strings, trees	1800	x5392
1851C	Tiles Comeback greedy	1000	x22489
1851B	Parity Sort greedy, sortings, two pointers	800	x28355
1850H	The Third Letter dfs and similar, dsu, graphs, greedy, implementation	1700	x7615
1850D	Balanced Round brute force, greedy, implementation, sortings	900	x33063