Problemset - Codeforces

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Codeforces Round 1101 (Div. 2)
00:27:58

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Problems

#	Name
1868B2	Candy Party (Hard Version) bitmasks, constructive algorithms, dp, greedy, implementation, math	2100	x2767
1868B1	Candy Party (Easy Version) bitmasks, constructive algorithms, graphs, greedy, implementation, math	1700	x8352
1868A	Fill in the Matrix constructive algorithms, implementation	1300	x13636
1867F	Most Different Tree brute force, constructive algorithms, dfs and similar, greedy, hashing	2700	x511
1867E2	Salyg1n and Array (hard version) constructive algorithms, interactive	2200	x3768
1867E1	Salyg1n and Array (simple version) constructive algorithms, interactive, math	2000	x4351
1867D	Cyclic Operations brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation	1800	x6894
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x12695
1867B	XOR Palindromes bitmasks, constructive algorithms, strings	1100	x18682
1867A	green_gold_dog, array and permutation constructive algorithms, sortings	800	x21156
1866M	Mighty Rock Tower brute force, combinatorics, dp, math, probabilities	2400	x978
1866L	Lihmuf Balling binary search, brute force, math	2400	x881
1866K	Keen Tree Calculation binary search, data structures, dp, geometry, graphs, implementation, trees	2500	x560
1866J	Jackets and Packets dp	2800	x441
1866I	Imagination Castle dp, games, two pointers	2300	x938
1866H	Happy Sets combinatorics	2100	x1921
1866G	Grouped Carriages binary search, data structures, dp, flows, greedy	2100	x2194
1866F	Freak Joker Process binary search, data structures, sortings	3100	x156
1866E	Elevators of Tamem dp	2700	x535
1866D	Digital Wallet dp, greedy	2300	x1577
1866C	Completely Searching for Inversions dfs and similar, dp, graphs	1900	x3433
1866B	Battling with Numbers combinatorics, math, number theory	1400	x9224
1866A	Ambitious Kid math	800	x52770
1864I	Future Dominators graphs, greedy	3500	x107
1864H	Asterism Stream dp, math, matrices	3200	x495
1864G	Magic Square combinatorics, constructive algorithms, implementation	3100	x315
1864F	Exotic Queries data structures, implementation, sortings	2300	x1644
1864E	Guess Game bitmasks, data structures, games, math, probabilities, sortings, strings, trees	2100	x3067
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x7665
1864C	Divisor Chain bitmasks, constructive algorithms, math, number theory	1300	x15319
1864B	Swap and Reverse constructive algorithms, greedy, sortings, strings	1100	x16688
1864A	Increasing and Decreasing constructive algorithms, greedy, implementation, math	800	x21453
1863I	Redundant Routes constructive algorithms, dp, trees	3500	x128
1863H	Goldberg Machine 3 dp, trees	3500	x112
1863G	Swaps combinatorics, dp, graphs, math	2800	x833
1863F	Divide, XOR, and Conquer bitmasks, dp, math	2600	x1357
1863E	Speedrun brute force, dfs and similar, dp, graphs, greedy, math, sortings, two pointers	2100	x3207
1863D	Two-Colored Dominoes constructive algorithms, greedy	1400	x10804
1863C	MEX Repetition implementation, math	1100	x15566
1863B	Split Sort greedy, math, sortings	1100	x16839
1863A	Channel greedy, implementation	800	x18890
1862G	The Great Equalizer binary search, data structures, math, sortings	2000	x3466
1862F	Magic Will Save the World binary search, bitmasks, brute force, dp	1800	x7656
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x12847
1862D	Ice Cream Balls binary search, combinatorics, constructive algorithms, math	1300	x19923
1862C	Flower City Fence binary search, data structures, implementation, sortings	1100	x23133
1862B	Sequence Game constructive algorithms	800	x56389
1862A	Gift Carpet dp, greedy, implementation, strings	800	x36404
1861F	Four Suits binary search, bitmasks, flows, greedy	3200	x299
1861E	Non-Intersecting Subpermutations combinatorics, dp, implementation, math	2300	x2051
1861D	Sorting By Multiplication dp, greedy	1800	x7993
1861C	Queries for the Array data structures, dfs and similar, implementation, strings, trees	1600	x12357
1861B	Two Binary Strings constructive algorithms, dp, greedy	1000	x24112
1861A	Prime Deletion constructive algorithms, math	800	x25985
1860F	Evaluate RBS data structures, geometry, implementation, math, sortings	2900	x323
1860E	Fast Travel Text Editor data structures, dfs and similar, graphs, shortest paths	2400	x1825
1860D	Balanced String dp	2200	x3628
1860C	Game on Permutation data structures, dp, games, greedy	1400	x15651
1860B	Fancy Coins binary search, brute force, greedy, math	1200	x18987
1860A	Not a Substring constructive algorithms, strings	900	x23640
1859F	Teleportation in Byteland data structures, dfs and similar, divide and conquer, graphs, shortest paths, trees	3200	x526
1859E	Maximum Monogonosity brute force, dp, math	2500	x2124
1859D	Andrey and Escape from Capygrad binary search, data structures, dp, dsu, greedy, sortings	1800	x8026
1859C	Another Permutation Problem brute force, dp, greedy, math	1200	x18715
1859B	Olya and Game with Arrays constructive algorithms, greedy, math, sortings	1000	x44660
1859A	United We Stand constructive algorithms, math, number theory	800	x55777
1858E2	Rollbacks (Hard Version) data structures, interactive, trees	2600	x1270
1858E1	Rollbacks (Easy Version) brute force, data structures, dfs and similar, trees	2500	x1564
1858D	Trees and Segments brute force, data structures, dp, greedy, two pointers	2200	x3206
1858C	Yet Another Permutation Problem constructive algorithms, greedy, math, number theory	1000	x25579
1858B	The Walkway brute force, dp, greedy, math, number theory	1500	x13075
1858A	Buttons games, greedy, math	800	x67793
1857G	Counting Graphs combinatorics, divide and conquer, dsu, graphs, greedy, sortings, trees	2000	x5522
1857F	Sum and Product binary search, data structures, math	1600	x14406
1857E	Power of Points math, sortings	1500	x14907
1857D	Strong Vertices math, sortings, trees	1300	x29731
1857C	Assembly via Minimums greedy, sortings	1200	x42426
1857B	Maximum Rounding greedy, implementation, math	1100	x24753
1857A	Array Coloring greedy, math	800	x80398
1856E2	PermuTree (hard version) bitmasks, dfs and similar, dp, fft, greedy, implementation, math, trees	2700	x1760
1856E1	PermuTree (easy version) dfs and similar, dp, trees	1800	x6466
1856D	More Wrong divide and conquer, interactive	2100	x3811
1856C	To Become Max binary search, brute force, data structures, dp	1600	x18604
1856B	Good Arrays implementation, math	900	x27568
1856A	Tales of a Sort implementation	800	x28196
1855B	Longest Divisors Interval brute force, combinatorics, greedy, math, number theory	900	x45851
1855A	Dalton the Teacher greedy, math	800	x29981
1854F	Mark and Spaceship brute force, dp	3500	x140
1854E	Game Bundles brute force, constructive algorithms, dp, greedy, math	3000	x529
1854D	Michael and Hotel binary search, interactive, trees	3000	x657
1854C	Expected Destruction combinatorics, dp, math, probabilities	2500	x1798
1854B	Earn or Unlock bitmasks, brute force, dp	2200	x4251
1854A2	Dual (Hard Version) constructive algorithms, math	1900	x7896
1854A1	Dual (Easy Version) constructive algorithms, math	1400	x15929
1853B	Fibonaccharsis binary search, brute force, math	1200	x19816
1853A	Desorting brute force, greedy, math	800	x57230
1852F	Panda Meetups data structures, dp, flows	3500	x147
1852E	Rivalries constructive algorithms, data structures, greedy	3400	x227
1852D	Miriany and Matchstick constructive algorithms, dp, greedy	2800	x606
1852C	Ina of the Mountain data structures, dp, greedy, math	2400	x2105

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