Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
12:00:12
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Problems

#	Name
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x7287
1887D	Split binary search, data structures, divide and conquer, dsu, math, trees, two pointers	2700	x871
1886E	I Wanna be the Team Leader bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers	2400	x1430
1886D	Monocarp and the Set combinatorics, data structures, math	2100	x3542
1886B	Fear of the Dark binary search, geometry, math	1200	x16059
1886A	Sum of Three brute force, constructive algorithms, math	800	x25732
1884E	Hard Design greedy, implementation, math	2800	x313
1884D	Counting Rhyme dp, math, number theory	2100	x3163
1884B	Haunted House binary search, greedy, math, two pointers	1100	x12588
1884A	Simple Design brute force, greedy, math	800	x17357
1883C	Raspberries dp, math	1000	x26990
1883A	Morning math	800	x25520
1881D	Divide and Equalize math, number theory	1300	x16884
1881B	Three Threadlets math	900	x25242
1879D	Sum of XOR Functions bitmasks, combinatorics, divide and conquer, dp, math	1700	x7289
1878F	Vasilije Loves Number Theory brute force, math, number theory	1900	x4074
1878C	Vasilije in Cacak math	900	x32475
1878B	Aleksa and Stack constructive algorithms, math	800	x31296
1877C	Joyboard math, number theory	1200	x10849
1877A	Goals of Victory math	800	x22881
1875C	Jellyfish and Green Apple bitmasks, greedy, math, number theory	1400	x11653
1874E	Jellyfish and Hack dp, math	3000	x310
1874D	Jellyfish and Miku divide and conquer, dp, math, probabilities	2800	x713
1874C	Jellyfish and EVA dp, graphs, greedy, math, probabilities	2300	x1618
1873F	Money Trees binary search, greedy, math, two pointers	1300	x15321
1873C	Target Practice implementation, math	800	x40057
1873B	Good Kid brute force, greedy, math	800	x48082
1872G	Replace With Product brute force, greedy, math	2000	x4236
1872F	Selling a Menagerie dfs and similar, dsu, graphs, implementation, math	1800	x6277
1872D	Plus Minus Permutation math	1200	x23654
1872C	Non-coprime Split math, number theory	1100	x23264
1872A	Two Vessels brute force, greedy, math	800	x38967
1870F	Lazy Numbers binary search, math	2900	x485
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x11408
1870B	Friendly Arrays bitmasks, greedy, math	1200	x14087
1870A	MEXanized Array constructive algorithms, greedy, math	800	x18970
1869B	2D Traveling geometry, math, shortest paths, sortings	1100	x15965
1868C	Travel Plan combinatorics, dp, implementation, math, trees	2400	x1135
1868B2	Candy Party (Hard Version) bitmasks, constructive algorithms, dp, greedy, implementation, math	2100	x2381
1868B1	Candy Party (Easy Version) bitmasks, constructive algorithms, graphs, greedy, implementation, math	1700	x6915
1867E1	Salyg1n and Array (simple version) constructive algorithms, interactive, math	2000	x3721
1866M	Mighty Rock Tower brute force, combinatorics, dp, math, probabilities	2400	x757
1866L	Lihmuf Balling binary search, brute force, math	2400	x702
1866B	Battling with Numbers combinatorics, math, number theory	1400	x7665
1866A	Ambitious Kid math	800	x21637
1864H	Asterism Stream dp, math, matrices	3200	x278
1864E	Guess Game bitmasks, data structures, games, math, probabilities, sortings, strings, trees	2100	x2579
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6727
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x13389
1864A	Increasing and Decreasing constructive algorithms, greedy, implementation, math	800	x20239
1863G	Swaps combinatorics, dp, graphs, math	2800	x607
1863F	Divide, XOR, and Conquer bitmasks, dp, math	2600	x1117
1863E	Speedrun brute force, dfs and similar, dp, graphs, greedy, math, sortings, two pointers	2100	x2750
1863C	MEX Repetition implementation, math	1100	x13955
1863B	Split Sort greedy, math, sortings	1100	x15202
1862G	The Great Equalizer binary search, data structures, math, sortings	2000	x2851
1862D	Ice Cream Balls binary search, combinatorics, constructive algorithms, math	1300	x17100
1861E	Non-Intersecting Subpermutations combinatorics, dp, implementation, math	2300	x1705
1861A	Prime Deletion constructive algorithms, math	800	x23790
1860F	Evaluate RBS data structures, geometry, implementation, math, sortings	2900	x274
1860B	Fancy Coins binary search, brute force, greedy, math	1200	x16834
1859E	Maximum Monogonosity brute force, dp, math	2500	x1764
1859C	Another Permutation Problem brute force, dp, greedy, math	1200	x16923
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x26930
1859A	United We Stand constructive algorithms, math, number theory	800	x32168
1858C	Yet Another Permutation Problem constructive algorithms, greedy, math, number theory	1000	x22963
1858B	The Walkway brute force, dp, greedy, math, number theory	1500	x11248
1858A	Buttons games, greedy, math	800	x38040
1857F	Sum and Product binary search, data structures, math	1600	x11424
1857E	Power of Points math, sortings	1500	x12352
1857D	Strong Vertices math, sortings, trees	1300	x19369
1857B	Maximum Rounding greedy, implementation, math	1100	x22931
1857A	Array Coloring greedy, math	800	x47788
1856E2	PermuTree (hard version) bitmasks, dfs and similar, dp, fft, greedy, implementation, math, trees	2700	x1372
1856B	Good Arrays implementation, math	900	x24184
1855B	Longest Divisors Interval brute force, combinatorics, greedy, math, number theory	900	x26393
1855A	Dalton the Teacher greedy, math	800	x27859
1854E	Game Bundles brute force, constructive algorithms, dp, greedy, math	3000	x414
1854C	Expected Destruction combinatorics, dp, math, probabilities	2500	x1465
1854A2	Dual (Hard Version) constructive algorithms, math	1900	x6956
1854A1	Dual (Easy Version) constructive algorithms, math	1400	x14026
1853B	Fibonaccharsis binary search, brute force, math	1200	x17334
1853A	Desorting brute force, greedy, math	800	x31546
1852C	Ina of the Mountain data structures, dp, greedy, math	2400	x1538
1852B	Imbalanced Arrays constructive algorithms, graphs, greedy, math, sortings, two pointers	1800	x4432
1852A	Ntarsis' Set binary search, math, number theory	1800	x7998
1851F	Lisa and the Martians bitmasks, greedy, math, strings, trees	1800	x5790
1851D	Prefix Permutation Sums implementation, math	1300	x15127
1851A	Escalator Conversations brute force, constructive algorithms, math	800	x29438
1850G	The Morning Star combinatorics, data structures, geometry, implementation, math, sortings	1500	x12303
1850F	We Were Both Children brute force, implementation, math, number theory	1300	x18940
1850E	Cardboard for Pictures binary search, geometry, implementation, math	1100	x22973
1849B	Monsters greedy, math, sortings	1000	x25486
1849A	Morning Sandwich implementation, math	800	x27833
1848F	Vika and Wiki binary search, bitmasks, combinatorics, divide and conquer, dp, math	2400	x1532
1848E	Vika and Stone Skipping brute force, implementation, math, number theory	2600	x782
1848D	Vika and Bonuses binary search, brute force, math, ternary search	2200	x2600
1848C	Vika and Price Tags math, number theory	1800	x6262
1848B	Vika and the Bridge binary search, data structures, greedy, implementation, math, sortings	1200	x14803
1848A	Vika and Her Friends games, math	900	x16762