Problemset - Codeforces

Please read the new rule regarding the restriction on the use of AI tools. ×

→ Pay attention

Before contest
Codeforces Round 974 (Div. 3)
00:20:04
Register now »

→ Filter Problems

Difficulty: —

Add tag

Problems

#	Name
1909A	Distinct Buttons implementation, math	800	x16429
1907A	Rook implementation	800	x36406
1905A	Constructive Problems constructive algorithms, math	800	x22824
1903A	Halloumi Boxes brute force, greedy, sortings	800	x31290
1902A	Binary Imbalance constructive algorithms	800	x20919
1901A	Line Trip greedy, math	800	x31348
1900A	Cover in Water constructive algorithms, greedy, implementation, strings	800	x27151
1899A	Game with Integers games, math, number theory	800	x45114
1898A	Milica and String brute force, implementation, strings	800	x15935
1896A	Jagged Swaps sortings	800	x23443
1895B	Points and Minimum Distance greedy, math, sortings	800	x20409
1895A	Treasure Chest math	800	x24325
1894A	Secret Sport implementation, strings	800	x18869
1891A	Sorting with Twos constructive algorithms, sortings	800	x19164
1890B	Qingshan Loves Strings constructive algorithms, implementation	800	x17457
1890A	Doremy's Paint 3 constructive algorithms	800	x26200
1886A	Sum of Three brute force, constructive algorithms, math	800	x25738
1884A	Simple Design brute force, greedy, math	800	x17364
1883A	Morning math	800	x25529
1882A	Increasing Sequence greedy	800	x25219
1881A	Don't Try to Count brute force, strings	800	x31509
1879A	Rigged! greedy	800	x23055
1878B	Aleksa and Stack constructive algorithms, math	800	x31307
1878A	How Much Does Daytona Cost? greedy	800	x43862
1877A	Goals of Victory math	800	x22911
1873D	1D Eraser greedy, implementation, two pointers	800	x34828
1873C	Target Practice implementation, math	800	x40095
1873B	Good Kid brute force, greedy, math	800	x48113
1873A	Short Sort brute force, implementation	800	x53427
1872A	Two Vessels brute force, greedy, math	800	x38980
1870A	MEXanized Array constructive algorithms, greedy, math	800	x18974
1867A	green_gold_dog, array and permutation constructive algorithms, sortings	800	x19857
1866A	Ambitious Kid math	800	x21670
1864A	Increasing and Decreasing constructive algorithms, greedy, implementation, math	800	x20251
1863A	Channel greedy, implementation	800	x17894
1862B	Sequence Game constructive algorithms	800	x31920
1862A	Gift Carpet dp, greedy, implementation, strings	800	x32344
1861A	Prime Deletion constructive algorithms, math	800	x23799
1859A	United We Stand constructive algorithms, math, number theory	800	x32194
1858A	Buttons games, greedy, math	800	x38073
1857A	Array Coloring greedy, math	800	x47824
1856A	Tales of a Sort implementation	800	x26430
1855A	Dalton the Teacher greedy, math	800	x27867
1853A	Desorting brute force, greedy, math	800	x31583
1851B	Parity Sort greedy, sortings, two pointers	800	x29161
1851A	Escalator Conversations brute force, constructive algorithms, math	800	x29444
1850C	Word on the Paper implementation, strings	800	x43878
1850B	Ten Words of Wisdom implementation, sortings	800	x42631
1850A	To My Critics implementation, sortings	800	x55506
1849A	Morning Sandwich implementation, math	800	x27842
1847A	The Man who became a God greedy, sortings	800	x21969
1846B	Rudolph and Tic-Tac-Toe brute force, implementation, strings	800	x26820
1846A	Rudolph and Cut the Rope implementation, math	800	x32421
1845A	Forbidden Integer constructive algorithms, implementation, math, number theory	800	x27144
1844A	Subtraction Game constructive algorithms, games	800	x24488
1843C	Sum in Binary Tree bitmasks, combinatorics, math, trees	800	x32881
1843B	Long Long greedy, math, two pointers	800	x28899
1843A	Sasha and Array Coloring greedy, sortings, two pointers	800	x34097
1842A	Tenzing and Tsondu games, math	800	x19742
1841A	Game with Board constructive algorithms, games	800	x24656
1840A	Cipher Shifer implementation, strings, two pointers	800	x33894
1839A	The Good Array greedy, implementation, math	800	x17412
1838A	Blackboard List constructive algorithms, math	800	x21470
1837A	Grasshopper on a Line constructive algorithms, math	800	x32149
1836A	Destroyer implementation, sortings	800	x20261
1834A	Unit Array greedy, math	800	x24179
1833C	Vlad Building Beautiful Array greedy, math	800	x26051
1833A	Musical Puzzle implementation, strings	800	x32537
1832A	New Palindrome strings	800	x25604
1831A	Twin Permutations constructive algorithms	800	x26678
1829C	Mr. Perfectly Fine bitmasks, greedy, implementation	800	x28423
1829B	Blank Space implementation	800	x45385
1829A	Love Story implementation, strings	800	x50267
1828A	Divisible Array constructive algorithms, math	800	x23592
1825A	LuoTianyi and the Palindrome String greedy, strings	800	x19623
1823A	A-characteristic combinatorics, constructive algorithms, math	800	x16119
1822C	Bun Lover math	800	x22919
1822B	Karina and Array greedy, math, sortings	800	x24695
1822A	TubeTube Feed brute force, implementation	800	x24213
1821A	Matching combinatorics, math	800	x19739
1820A	Yura's New Name implementation, strings	800	x16652
1818A	Politics greedy, implementation	800	x12934
1816A	Ian Visits Mary constructive algorithms, geometry, number theory	800	x17549
1814A	Coins implementation, math	800	x28560
1811A	Insert Digit greedy, math, strings	800	x30994
1810B	Candies constructive algorithms, math, number theory	800	x17466
1810A	Beautiful Sequence brute force, greedy	800	x20677
1809A	Garland implementation	800	x23815
1807C	Find and Replace greedy, implementation, strings	800	x30314
1807B	Grab the Candies greedy	800	x41651
1807A	Plus or Minus implementation	800	x60969
1806A	Walking Master geometry, greedy, math	800	x24497
1805B	The String Has a Target greedy, strings	800	x18526
1805A	We Need the Zero bitmasks, brute force	800	x23255
1804A	Lame King greedy, math	800	x17913
1802A	Likes greedy, implementation	800	x15746
1800A	Is It a Cat? implementation, strings	800	x31317
1799A	Recent Actions data structures, greedy, implementation, math	800	x11560
1798A	Showstopper greedy, implementation, sortings	800	x19646
1797A	Li Hua and Maze constructive algorithms, flows, graphs, greedy, implementation	800	x17393